计算机课程详情3全解

% E7 % AC % AC % E4 % b8 % 89 % E7 % ab % A0 % A0 % E6 % B0 % E6 % 8d % ae9 % B3 % be8 % B7 % af % E5 % B1 % 82 % 25 % 20d % 90 89 % B9 % E6 % ae8a % E7 % 9a % 84 % E5 % ad % 97 % E8 % 82 % E6 % a5 % E8 % a1 % A8 % E7 % a4 % ba % E5 % b8 % 25 % 20e5% 85 2 % E4 % B9 % 89 % ef % BC % 8c % E5 % 9c % A8 % E7 % B9 % E6 % ae8a % E5 % ad % 97 % E8 % 82 % E5 % 20 % B0 % E4 % b8 % ba % a % 84 % E5 % ad % 97 % E7 % AC % a6 % E7 % BC % 96 % E7 % A0 % 81 % e9 % 9b % 86 % ef % BC % 8c % E5 % b8 % a7 % EC % 2080 % % af % E4 % bb % B6 % E5 % a4 % E7 % 90 % ef % BC % 89 % E3 % 82 % E5 % ad % 97 % E8 % 82 % E5 % a1 % 20g % 20 bytes % 0a % 28b tuff ing.% 25 % 25 % 2028 a % 29 % 20 the % 20 original % 20 data.% 0a % 28b % 29 % 20 the % 20 data % 20as % 20 they % 20 apppear % 20de stuffing.2 % 20 % E6 % a3 % 80 % e9 % 94 % 99 % E5 % 92 % 82 % E7 % ba % 20bb % E5 % 9e % 8b % 0a % E5 % 8d % 95 % E4 % 1 % E5 % 8f % aa % E5 % BD % B1 % E5 % 93 % E4 % BD % 8d % E3 % 80 % E7 % aa % 209 % E5 % 86 % B2 % E5 % 99 % aa % E5 % a3 % B3 % BD4%BA%E7%AA%81%E5%8F%91%E9%94%99%E5%BD%B1%E5%93%8D%E7%9A%84%E6%9C%80%E5%A4%A7%E6%95%B0%E6%8D%AE%E4%BD%8D%E6%95%B0%E3%80%82%E5%B7%AE%E9%94%99%E7%BC%96%E7%A0%81%E7%9A%84%E7%B1%BB%E5%9E%8B%E6%A3%80%E9%94%99%E7%A0%81%EF%BC%9A%E5%8F%AA%E8%83%BD%E6%A3%80%E6%B5%8B%E5%88%B0%E6%95%B0%E6%8D%AE%E4%BC%A0%E8%BE%93%E5%8F%91%E7%94%9F%E4%BA%86%E9%94%99%E8%AF%AF%EF%BC%8C%E4%BD%86%E6%97%A0%E6%B3%95%E8%87%AA%E8%A1%8C%E7%BA%A0%E6%AD%A3%EF%BC%8C%E9%80%9A%E5%B8%B8%E4%B8%8E%E5%8F%8D%E9%A6%88%E9%87%8D%E4%BC%A0%E7%BB%93%E5%90%88%E8%B5%B7%E6%9D%A5%E8%BF%9B%E8%A1%8C%E5%B7%AE%E9%94%99%E6%81%A2%E5%A4%8D%E3%80%82%E7%BA%A0%E9%94%99%E7%A0%81%EF%BC%9A%E4%B8%8D%E6%9D%83%E8%83%BD%E5%A4%9F%E6%A3%80%E6%B5%8B%E5%87%BA%E6%95%B0%E6%8D%AE%E4%BC%A0%E8%BE%93%E5%8F%91%E7%94%9F%E4%BA%86%E9%94%99%E8%AF%AF%EF%BC%8C%E8%80%8C%E4%B8%94%E8%83%BD%E5%A4%9F%E8%87%AA%E8%A1%8C%E7%BA%A0%E6%AD%A3%E9%94%99%E8%AF%AF%E3%80%82%E5%A6%82%E4%BD%95%E6%A3%80%E6%B5%8B%E4%B8%8E%E7%BA%A0%E6%AD%A3%E9%94%99%E8%AF%AF%EF%BC%9F%0A%E7%A0%81%E5%AD%97%EF%BC%88codeword%EF%BC%89%EF%BC%9A%E7%94%B1m%E6%AF%94%E7%89%B9%E7%9A%84%E6%95%B0%E6%8D%AE%EF%BC%88%E6%B6%88%E6%81%AF%EF%BC%89%E5%8A%A0%E4%B8%8Ar%E6%AF%94%E7%89%B9%E7%9A%84%E5%86%97%E4%BD%99%EF%BC%88%E6%A0%A1%E9%AA%8C%E4%BD%8D%EF%BC%89%E6%9E%84%E6%88%90%E3%80%82%E6%9C%89%E6%95%88%E7%BC%96%E7%A0%81%E9%9B%86%EF%BC%9A%E7%94%B12m%E4%B8%AA%EF%BC%88%E7%AC%A6%E5%90%88%E7%BC%96%E7%A0%81%E8%A7%84%E5%88%99%E7%9A%84%EF%BC%89%E6%9C%89%E6%95%88%E7%A0%81%E5%AD%97%E7%BB%84%E6%88%90%E3%80%82%E6%A3%80%E9%94%99%EF%BC%9A%E5%BD%93%E6%94%B6%E5%88%B0%E7%9A%84%E7%A0%81%E5%AD%97%E4%B8%BA%E6%97%A0%E6%95%88%E7%A0%81%E5%AD%97%E6%97%B6%EF%BC%8C%E7%A7%B0%E6%A3%80%E6%B5%8B%E5%87%BA%E9%94%99%E8%AF%AF%E3%80%82%E6%B5%B7%E6%98%8E%E8%B7%9D%E7%A6%BB%EF%BC%88Hamming%20Distance%EF%BC%89%EF%BC%9A%E4%B8%A4%E4%B8%AA%E7%A0%81%E5%AD%97%E7%9A%84%E5%AF%B9%E5%BA%94%E4%BD%8D%E4%B8%8A%E5%8F%96%E5%80%BC%E4%B8%8D%E5%90%8C%E7%9A%84%E4%BD%8D%E6%95%B0%E3%80%82%E7%BA%A0%E9%94%99%EF%BC%9A%E5%B0%86%E6%94%B6%E5%88%B0%E7%9A%84%E6%97%A0%E6%95%88%E7%A0%81%E5%AD%97%E7%BA%A0%E6%AD%A3%E5%88%B0%E8%B7%9D%E5%85%B6%E6%9C%80%E8%BF%91%E7%9A%84%E6%9C%89%E6%95%88%E7%A0%81%E5%AD%97%E3%80%82%E6%A3%80%E9%94%99%E7%A0%81%E4%B8%8E%E7%BA%A0%E9%94%99%E7%A0%81%E7%9A%84%E8%83%BD%E5%8A%9B%E9%83%BD%E6%98%AF%E6%9C%89%E9%99%90%E7%9A%84%E3%80%822.2%20%E5%BE%AA%E7%8E%AF%E5%86%97%E4%BD%99%E7%A0%81%EF%BC%88CRC%E7%A0%81%EF%BC%89%0ACRC%E6%98%AF%E4%B8%80%E7%A7%8D%E5%A4%9A%E9%A1%B9%E5%BC%8F%E7%BC%96%E7%A0%81%EF%BC%8C%E5%AE%83%E5%B0%86%E4%BD%8D%E4%B8%B2%E7%9C%8B%E6%88%90%E6%98%AF%E6%9F%90%E4%B8%AA%E4%B8%80%E5%85%83%E5%A4%9A%E9%A1%B9%E5%BC%8F%E7%9A%84%E7%B3%BB%E6%95%B0%EF%BC%8C%E5%A6%821011001%E7%9C%8B%E6%88%90%E6%98%AF%E4%B8%80%E5%85%83%E5%A4%9A%E9%A1%B9%E5%BC%8FX6%20%2B%20X4%20%2B%20X3%20%2B%201%E7%9A%84%E7%B3%BB%E6%95%B0%E3%80%82%E4%BF%A1%E6%81%AF%E5%A4%9A%E9%A1%B9%E5%BC%8FM%28x%29%EF%BC%9A%E7%94%B1m%E4%B8%AA%E4%BF%A1%E6%81%AF%E6%AF%94%E7%89%B9%E4%B8%BA%E7%B3%BB%E6%95%B0%E6%9E%84%E6%88%90%E7%9A%84%E5%A4%9A%E9%A1%B9%E5%BC%8F%E3%80%82%E5%86%97%E4%BD%99%E5%A4%9A%E9%A1%B9%E5%BC%8FR%28x%29%EF%BC%9A%E7%94%B1r%E4%B8%AA%E5%86%97%E4%BD%99%E6%AF%94%E7%89%B9%E4%B8%BA%E7%B3%BB%E6%95%B0%E6%9E%84%E6%88%90%E7%9A%84%E5%A4%9A%E9%A1%B9%E5%BC%8F%E3%80%82%E7%A0%81%E5%A4%9A%E9%A1%B9%E5%BC%8FT%28x%29%EF%BC%9A%E5%9C%A8m%E4%B8%AA%E4%BF%A1%E6%81%AF%E6%AF%94%E7%89%B9%E5%90%8E%E5%8A%A0%E4%B8%8Ar%E4%B8%AA%E5%86%97%E4%BD%99%E6%AF%94%E7%89%B9%E6%9E%84%E6%88%90%E7%9A%84%E7%A0%81%E5%AD%97%E6%89%80%E5%AF%B9%E5%BA%94%E7%9A%84%E5%A4%9A%E9%A1%B9%E5%BC%8F%EF%BC%8C%E8%A1%A8%E8%BE%BE%E5%BC%8F%E4%B8%BAT%28x%29%20%3D%20xr%C2%B7M%28x%29%20%2B%20R%28x%29%E3%80%82%0A%E7%94%9F%E6%88%90%E5%A4%9A%E9%A1%B9%E5%BC%8FG%28x%29%EF%BC%9A%E5%8F%8C%E6%96%B9%E9%A2%84%E5%85%88%E7%A1%AE%E5%AE%9A%E7%94%A8%E6%9D%A5%E8%AE%A1%E7%AE%97R%28x%29%E7%9A%84%E4%B8%80%E4%B8%AA%E5%A4%9A%E9%A1%B9%E5%BC%8F%E3%80%82%E7%BC%96%E7%A0%81%E6%96%B9%E6%B3%95%EF%BC%9A%E7%94%A8%E5%AF%B9%E5%BA%94%E4%BA%8EG%28x%29%E7%9A%84%E4%BD%8D%E4%B8%B2%E5%8E%BB%E9%99%A4%E5%AF%B9%E5%BA%94%E4%BA%8Exr%C2%B7M%28x%29%E7%9A%84%E4%BD%8D%E4%B8%B2%EF%BC%8C%E6%89%80%E5%BE%97%E7%9A%84%E4%BD%99%E5%BC%8F%E5%8D%B3%E4%B8%BAR%28x%29%EF%BC%8C%E5%B0%86%E5%85%B6%E9%99%84%E5%8A%A0%E5%88%B0%E4%BF%A1%E6%81%AF%E6%AF%94%E7%89%B9%E4%B8%B2%E7%9A%84%E5%90%8E%E9%9D%A2%E4%B8%80%E8%B5%B7%E5%8F%91%E9%80%81%E3%80%82%0A%E6%A3%80%E9%94%99%E6%96%B9%E6%B3%95%EF%BC%9A%E7%94%A8%E5%AF%B9%E5%BA%94%E4%BA%8EG%28x%29%E7%9A%84%E4%BD%8D%E4%B8%B2%E5%8E%BB%E9%99%A4%E5%AF%B9%E5%BA%94%E4%BA%8ET%28x%29%E7%9A%84%E4%BD%8D%E4%B8%B2%EF%BC%8C%E8%8B%A5%E4%BD%99%E5%BC%8F%E4%B8%BA0%E5%88%99%E8%AE%A4%E4%B8%BA%E4%BC%A0%E8%BE%93%E6%AD%A3%E7%A1%AE%EF%BC%8C%E5%90%A6%E5%88%99%E8%AE%A4%E4%B8%BA%E4%BC%A0%E8%BE%93%E9%94%99%E8%AF%AF%E3%80%82CRC%E7%A0%81%E6%A3%80%E9%94%99%E8%83%BD%E5%8A%9B%E5%BC%BA%EF%BC%8C%E5%AE%9E%E7%8E%B0%E7%AE%80%E5%8D%95%E5%BF%AB%E6%8D%B7%EF%BC%8C%E6%98%AF%E5%BA%94%E7%94%A8%E6%9C%80%E5%B9%BF%E6%B3%9B%E7%9A%84%E6%A3%80%E9%94%99%E7%A0%81%E3%80%82CRC%E7%BC%96%E7%A0%81%E5%8F%8A%E6%A0%A1%E9%AA%8C%0A%E4%BE%8B1%EF%BC%9AG%28X%29%20%3D%20X4%20%2B%20X%20%2B%201%EF%BC%8C%E5%AF%B910110011%E8%BF%9B%E8%A1%8CCRC%E7%BC%96%E7%A0%81%EF%BC%8C%E4%B8%BA101100110100%E3%80%82%E4%BE%8B2%EF%BC%9A%E4%BB%8D%E5%8F%96G%28X%29%20%3D%20X4%20%2B%20X%20%2B%201%EF%BC%8C%E5%88%A4%E6%96%AD%E6%94%B6%E5%88%B0%E7%9A%84%E4%BD%8D%E4%B8%B2100101111001%E6%98%AF%E5%90%A6%E6%9C%89%E9%94%99%EF%BC%9F1%200%200%201%201%201%200%201%201%200%200%201%201%200%200%200%200%201%200%201%200%201%201%200%200%201%200%200%201%201%201%200%201%200%2011%200%200%201%201%201%201%200%201%2001%200%200%201%201%201%200%200%201%200%201%200%200%201%2010%201%200%200%20%28a%29%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20CRC%E8%AE%A1%0A1%200%200%201%201%201%200%200%201%200%201%201%201%201%200%200%201%201%200%200%200%201%201%201%200%201%200%200%201%2011%200%200%201%201%201%201%201%201%2011%200%200%201%201%201%201%200%200%200%0A1%200%201%201%200%201%200%200%201%201%201%200%201%201%20%E8%AE%A1%203-6%20CRC%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%28b%29%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A13%20%E5%8F%AF%E9%9D%A0%E4%BA%A4%E4%BB%98%0A%E5%B7%AE%E9%94%99%E6%81%A2%E5%A4%8D%E7%9A%84%E4%B8%A4%E7%A7%8D%E5%8A%9E%E6%B3%95%EF%BC%9A%0A%E4%BD%BF%E7%94%A8%E7%BA%A0%E9%94%99%E7%A0%81%EF%BC%8C%E7%94%B1%E6%8E%A5%E6%94%B6%E7%AB%AF%E8%87%AA%E5%8A%A8%E7%BA%A0%E6%AD%A3%E9%94%99%E8%AF%AF%E3%80%82%0A%E4%BD%BF%E7%94%A8%E6%A3%80%E9%94%99%E7%A0%81%EF%BC%8C%E9%87%87%E7%94%A8%E8%87%AA%E5%8A%A8%E9%87%8D%E4%BC%A0%E8%AF%B7%E6%B1%82%EF%BC%88ARQ%EF%BC%89%E4%BF%9D%E8%AF%81%E5%8F%AF%E9%9D%A0%E4%BA%A4%E4%BB%98%E3%80%82%E8%BF%99%E6%98%AF%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E5%B1%82%EF%BC%88%E5%8F%8A%E4%BC%A0%E8%BE%93%E5%B1%82%EF%BC%89%E4%B8%8A%E6%9C%80%E5%B8%B8%E4%BD%BF%E7%94%A8%E7%9A%84%E5%8F%AF%E9%9D%A0%E4%BA%A4%E4%BB%98%E6%96%B9%E5%BC%8F%E3%80%82%E8%87%AA%E5%8A%A8%E9%87%8D%E4%BC%A0%E8%AF%B7%E6%B1%82%EF%BC%88Automatic%20Repeat%20Request%EF%BC%89%EF%BC%9A%E4%BD%BF%E7%94%A8%E7%A1%AE%E8%AE%A4%E5%92%8C%E8%B6%85%E6%97%B6%E5%AE%9E%E7%8E%B0%E5%8F%AF%E9%9D%A0%E4%BC%A0%E8%BE%93%E7%9A%84%E7%AD%96%E7%95%A5%E3%80%82%E4%B8%A4%E7%A7%8DARQ%E6%96%B9%E6%A1%88%EF%BC%9A%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%0A%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%AE%97%E6%B3%95%0A3.1%20%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%EF%BC%88stop-and-wait%EF%BC%89%E5%9F%BA%E6%9C%AC%E6%80%9D%E6%83%B3%EF%BC%9A%0A%E5%8F%91%E9%80%81%E6%96%B9%E5%8F%91%E5%AE%8C%E4%B8%80%E5%B8%A7%E5%90%8E%E5%8D%B3%E5%81%9C%E4%B8%8B%E6%9D%A5%E7%AD%89%E5%BE%85%E7%A1%AE%E8%AE%A4%EF%BC%8C%E5%90%8C%E6%97%B6%E5%90%AF%E5%8A%A8%E4%B8%80%E4%B8%AA%E5%AE%9A%E6%97%B6%E5%99%A8%EF%BC%9B%E5%A6%82%E6%9E%9C%E6%94%B6%E5%88%B0%E7%A1%AE%E8%AE%A4%EF%BC%8C%E5%A4%8D%E4%BD%8D%E5%AE%9A%E6%97%B6%E5%99%A8%EF%BC%8C%E5%8F%91%E9%80%81%E4%B8%8B%E4%B8%80%E4%B8%AA%E5%B8%A7%EF%BC%9B%E5%A6%82%E6%9E%9C%E5%AE%9A%E6%97%B6%E5%99%A8%E8%B6%85%E6%97%B6%EF%BC%8C%E9%87%8D%E5%8F%91%E5%88%9A%E6%89%8D%E7%9A%84%E5%B8%A7%E3%80%82%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E7%9A%84%E5%9B%9B%E7%A7%8D%E6%83%85%E5%BD%A2%E3%80%82%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E7%9A%84%E8%B6%85%E6%97%B6%E5%80%BC%E5%AF%B9%E6%80%A7%E8%83%BD%E5%BD%B1%E5%93%8D%E5%BE%88%E5%A4%A7%EF%BC%8C%E5%BF%85%E9%A1%BB%E4%BB%94%E7%BB%86%E9%80%89%E6%8B%A9%E3%80%82%E4%B8%BA%E5%8C%BA%E5%88%86%E6%96%B0%E5%B8%A7%E5%92%8C%E9%87%8D%E5%8F%91%E5%B8%A7%EF%BC%8C%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E4%BD%BF%E7%94%A8%E4%B8%80%E6%AF%94%E7%89%B9%E7%9A%84%E5%B8%A7%E5%BA%8F%E5%8F%B7%E3%80%82%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E7%9A%84%E5%9B%9B%E7%A7%8D%E6%83%85%E5%BD%A2%E6%97%B6%E9%97%B4%E5%B8%A7%0A%E8%B6%85%20%E7%A1%AE%E8%AE%A4%20%E6%97%B6%0A%E5%8F%91%E9%80%81%E6%96%B9%20%E6%8E%A5%E6%94%B6%E6%96%B9%20%E5%8F%91%E9%80%81%E6%96%B9%20%E6%8E%A5%E6%94%B6%E6%96%B9%20%E5%B8%A7%E7%A1%AE%E8%AE%A4%E5%B8%A7%0A%E7%A1%AE%E8%AE%A4%E8%B6%85%E6%97%B6%E8%B6%85%0A%E6%97%B6%20a%29%E7%A1%AE%E8%AE%A4%E5%9C%A8%E8%B6%85%E6%97%B6%E5%89%8D%E6%94%B6%E5%88%B0%20c%29%E7%A1%AE%E8%AE%A4%E4%B8%A2%E5%A4%B1%20%E5%8F%91%E9%80%81%E6%96%B9%20%E6%8E%A5%E6%94%B6%E6%96%B9%20%E5%B8%A7%E5%B8%A7%E7%A1%AE%E8%AE%A4%E8%B6%85%0A%E6%97%B6%E8%B6%85%E6%97%B6%0Ab%29%E5%8E%9F%E5%A7%8B%E5%B8%A7%E4%B8%A2%E5%A4%B1%E5%8F%91%E9%80%81%E6%96%B9%20%E6%8E%A5%E6%94%B6%E6%96%B9%20%E5%B8%A7%E7%A1%AE%E8%AE%A4%E5%B8%A7%0A%E7%A1%AE%E8%AE%A4%E8%B6%85%E6%97%B6%E8%B6%85%E6%97%B6%0Ad%29%E8%B6%85%E6%97%B6%E8%BF%87%E5%BF%AB%E5%8F%91%E7%94%9F%20%E5%9B%BE3-7%20%E5%81%9C%E7%AD%89%E7%AE%97%E6%B3%95%E7%9A%844%E7%A7%8D%E4%B8%8D%E5%90%8C%E6%83%85%E5%BD%A2%E7%9A%84%E6%97%B6%E9%97%B4%E7%BA%BF%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E7%9A%84%E5%A4%84%E7%90%86%E6%B5%81%E7%A8%8B%E5%8F%91%E9%80%81%E7%AB%AF%EF%BC%9A%0A1%EF%BC%89%E5%B8%A7%E5%BA%8F%E5%8F%B7seq%E5%88%9D%E5%A7%8B%E5%8C%96%E4%B8%BA0%E3%80%822%EF%BC%89%E4%BB%8E%E7%BC%93%E5%86%B2%E5%8C%BA%E4%B8%AD%E5%8F%96%E5%87%BA%E4%B8%80%E4%B8%AA%E5%B8%A7%EF%BC%8C%E4%BB%A5seq%E4%BD%9C%E4%B8%BA%E5%B8%A7%E5%BA%8F%E5%8F%B7%E5%8F%91%E9%80%81%E3%80%823%EF%BC%89%E5%90%AF%E5%8A%A8%E5%AE%9A%E6%97%B6%E5%99%A8%EF%BC%8C%E7%AD%89%E5%BE%85%E7%A1%AE%E8%AE%A4%EF%BC%9Ai%EF%BC%89%E6%94%B6%E5%88%B0%E7%A1%AE%E8%AE%A4%E5%B8%A7%EF%BC%8C%E4%B8%94seq%E2%89%A0ack%EF%BC%8C%E5%88%99seq%E5%8A%A01%EF%BC%9B%E4%BB%8E%E7%BC%93%E5%86%B2%E5%8C%BA%E4%B8%AD%E5%8F%96%E5%87%BA%E4%B8%80%E4%B8%AA%E6%96%B0%E7%9A%84%E5%B8%A7%EF%BC%8C%E5%8A%A0%E4%B8%8Aseq%E5%8F%91%E9%80%81%E3%80%82ii%EF%BC%89%E6%94%B6%E5%88%B0%E7%A1%AE%E8%AE%A4%E5%B8%A7%EF%BC%8C%E4%BD%86seq%20%3D%20ack%EF%BC%8C%E9%87%8D%E5%8F%91%E5%BD%93%E5%89%8D%E5%BA%8F%E5%8F%B7%E7%9A%84%E5%B8%A7%E3%80%82%0Aiii%EF%BC%89%E6%94%B6%E5%88%B0%E9%94%99%E8%AF%AF%E7%9A%84%E7%A1%AE%E8%AE%A4%E5%B8%A7%EF%BC%8C%E9%87%8D%E5%8F%91%E5%BD%93%E5%89%8D%E5%BA%8F%E5%8F%B7%E7%9A%84%E5%B8%A7%E3%80%82iv%EF%BC%89%E5%AE%9A%E6%97%B6%E5%99%A8%E8%B6%85%E6%97%B6%EF%BC%8C%E9%87%8D%E5%8F%91%E5%BD%93%E5%89%8D%E5%BA%8F%E5%8F%B7%E7%9A%84%E5%B8%A7%E3%80%824%EF%BC%89%E5%9B%9E%E5%88%B03%EF%BC%89%E6%8E%A5%E6%94%B6%E7%AB%AF%EF%BC%9A%0A1%EF%BC%89%E5%B8%A7%E5%BA%8F%E5%8F%B7ack%E5%88%9D%E5%A7%8B%E5%8C%96%E4%B8%BA0%EF%BC%8C%E5%87%86%E5%A4%87%E6%8E%A5%E6%94%B6%E5%BA%8F%E5%8F%B7%E4%B8%BA0%E7%9A%84%E5%B8%A7%E3%80%822%EF%BC%89%E7%AD%89%E5%BE%85%E6%8E%A5%E6%94%B6%E3%80%82%0A3%EF%BC%89%E5%B8%A7%E5%88%B0%E8%BE%BE%EF%BC%8C%E6%9C%89%E4%BB%A5%E4%B8%8B%E4%B8%89%E7%A7%8D%E6%83%85%E5%86%B5%EF%BC%9A%0Ai%EF%BC%89%E5%B8%A7%E6%A0%A1%E9%AA%8C%E6%AD%A3%E7%A1%AE%EF%BC%8C%E4%B8%94seq%20%3D%20ack%EF%BC%8C%E5%B0%86%E5%B8%A7%E5%AD%98%E5%85%A5%E6%8E%A5%E6%94%B6%E7%BC%93%E5%86%B2%E5%8C%BA%EF%BC%9Back%20%E5%8A%A01%EF%BC%8C%E6%94%BE%E5%85%A5%E7%A1%AE%E8%AE%A4%E5%B8%A7%E4%B8%AD%E5%8F%91%E9%80%81%EF%BC%8C%E7%A1%AE%E8%AE%A4%E5%B8%A7%E4%B8%AD%E7%9A%84%E5%BA%8F%E5%8F%B7%E8%A1%A8%E6%98%8E%E5%BD%93%E5%89%8D%E6%9C%9F%E5%BE%85%E6%8E%A5%E6%94%B6%E7%9A%84%E5%B8%A7%E3%80%82ii%EF%BC%89%E5%B8%A7%E6%A0%A1%E9%AA%8C%E6%AD%A3%E7%A1%AE%EF%BC%8C%E4%BD%86seq%E2%89%A0ack%EF%BC%8C%E4%B8%A2%E5%BC%83%E5%B8%A7%EF%BC%8C%E9%87%8D%E5%8F%91%E7%A1%AE%E8%AE%A4%E5%B8%A7%E3%80%82%0Aiii%EF%BC%89%E5%B8%A7%E6%A0%A1%E9%AA%8C%E9%94%99%E8%AF%AF%EF%BC%8C%E4%B8%A2%E5%BC%83%E5%B8%A7%EF%BC%8C%E9%87%8D%E5%8F%91%E7%A1%AE%E8%AE%A4%E5%B8%A7%E3%80%824%EF%BC%89%E5%9B%9E%E5%88%B02%EF%BC%89%0A%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E7%9A%84%E5%A4%84%E7%90%86%E6%B5%81%E7%A8%8B%E5%8F%91%E9%80%81%E7%AB%AF%EF%BC%9A%0A1%EF%BC%89%E5%B8%A7%E5%BA%8F%E5%8F%B7seq%E5%88%9D%E5%A7%8B%E5%8C%96%E4%B8%BA0%E3%80%822%EF%BC%89%E4%BB%8E%E7%BC%93%E5%86%B2%E5%8C%BA%E4%B8%AD%E5%8F%96%E5%87%BA%E4%B8%80%E4%B8%AA%E5%B8%A7%EF%BC%8C%E4%BB%A5seq%E4%BD%9C%E4%B8%BA%E5%B8%A7%E5%BA%8F%E5%8F%B7%E5%8F%91%E9%80%81%E3%80%823%EF%BC%89%E5%90%AF%E5%8A%A8%E5%AE%9A%E6%97%B6%E5%99%A8%EF%BC%8C%E7%AD%89%E5%BE%85%E7%A1%AE%E8%AE%A4%EF%BC%9Ai%EF%BC%89%E6%94%B6%E5%88%B0%E7%A1%AE%E8%AE%A4%E5%B8%A7%EF%BC%8C%E4%B8%94seq%E2%89%A0ack%EF%BC%8Cseq%E5%8A%A01%EF%BC%9B%E4%BB%8E%E7%BC%93%E5%86%B2%E5%8C%BA%E4%B8%AD%E5%8F%96%E5%87%BA%E4%B8%80%E4%B8%AA%E6%96%B0%E7%9A%84%E5%B8%A7%EF%BC%8C%E5%8A%A0%E4%B8%8Aseq%E5%8F%91%E9%80%81%E3%80%82ii%EF%BC%89%E5%85%B6%E5%AE%83%E6%83%85%E5%86%B5%EF%BC%8C%E9%87%8D%E5%8F%91%E5%BD%93%E5%89%8D%E5%BA%8F%E5%8F%B7%E7%9A%84%E5%B8%A7%E3%80%824%EF%BC%89%E5%9B%9E%E5%88%B03%EF%BC%89%E6%8E%A5%E6%94%B6%E7%AB%AF%EF%BC%9A%0A1%EF%BC%89%E5%B8%A7%E5%BA%8F%E5%8F%B7ack%E5%88%9D%E5%A7%8B%E5%8C%96%E4%B8%BA0%E3%80%822%EF%BC%89%E7%AD%89%E5%BE%85%E6%8E%A5%E6%94%B6%E3%80%823%EF%BC%89%E5%B8%A7%E5%88%B0%E8%BE%BE%EF%BC%9A%0Ai%EF%BC%89%E5%B8%A7%E6%A0%A1%E9%AA%8C%E6%AD%A3%E7%A1%AE%EF%BC%8C%E4%B8%94seq%20%3D%20ack%EF%BC%8C%E5%B0%86%E5%B8%A7%E5%AD%98%E5%85%A5%E6%8E%A5%E6%94%B6%E7%BC%93%E5%86%B2%E5%8C%BA%EF%BC%9Back%20%E5%8A%A01%EF%BC%8C%E6%94%BE%E5%85%A5%E7%A1%AE%E8%AE%A4%E5%B8%A7%E4%B8%AD%E5%8F%91%E9%80%81%E3%80%82ii%EF%BC%89%E5%85%B6%E5%AE%83%E6%83%85%E5%86%B5%EF%BC%8C%E4%B8%A2%E5%BC%83%E5%B8%A7%EF%BC%8C%E9%87%8D%E5%8F%91%E7%A1%AE%E8%AE%A4%E5%B8%A7%E3%80%824%EF%BC%89%E5%9B%9E%E5%88%B02%EF%BC%89%0A3.2%20%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%EF%BC%88sliding%20window%EF%BC%89%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%9A%84%E6%9C%AC%E8%B4%A8%E6%98%AF%EF%BC%8C%E5%8F%91%E9%80%81%E7%AB%AF%E5%9C%A8%E6%94%B6%E5%88%B0%E7%A1%AE%E8%AE%A4%E4%B9%8B%E5%89%8D%E5%8F%AF%E4%BB%A5%E5%8F%91%E9%80%81%E5%A4%9A%E4%B8%AA%E5%B8%A7%E3%80%82%E9%97%AE%E9%A2%98%EF%BC%9A%0A%E6%9F%90%E4%B8%AA%E5%B8%A7%E5%87%BA%E9%94%99%E6%88%96%E4%B8%A2%E5%A4%B1%E6%80%8E%E4%B9%88%E5%A4%84%E7%90%86%EF%BC%9F%E6%8E%A5%E6%94%B6%E7%AB%AF%E6%98%AF%E5%90%A6%E6%8E%A5%E6%94%B6%E5%90%8E%E7%BB%AD%E5%B8%A7%EF%BC%9F%0A%E5%8F%91%E9%80%81%E7%AB%AF%E5%8F%AA%E9%87%8D%E5%8F%91%E5%87%BA%E9%94%99%E5%B8%A7%EF%BC%8C%E8%BF%98%E6%98%AF%E9%87%8D%E5%8F%91%E4%BB%8E%E5%87%BA%E9%94%99%E5%B8%A7%E5%BC%80%E5%A7%8B%E7%9A%84%E6%89%80%E6%9C%89%E5%90%8E%E7%BB%AD%E5%B8%A7%EF%BC%9F%E8%8B%A5%E5%8F%AA%E9%87%8D%E5%8F%91%E5%87%BA%E9%94%99%E5%B8%A7%EF%BC%8C%E5%B8%A7%E7%9A%84%E9%A1%BA%E5%BA%8F%E5%A6%82%E4%BD%95%E4%BF%9D%E8%AF%81%EF%BC%9F%E5%8F%91%E9%80%81%E7%AB%AF%E4%B8%80%E6%AC%A1%E5%8F%AF%E4%BB%A5%E5%8F%91%E9%80%81%E5%A4%9A%E5%B0%91%E4%B8%AA%E5%B8%A7%EF%BC%9F%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E5%8D%8F%E8%AE%AE%E7%9A%84%E5%8A%9F%E8%83%BD%0A%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E6%98%AF%E8%AE%A1%E7%AE%97%E6%9C%BA%E7%BD%91%E7%BB%9C%E4%B8%AD%E6%9C%80%E8%91%97%E5%90%8D%E7%9A%84%E7%AE%97%E6%B3%95%E4%B9%8B%E4%B8%80%EF%BC%8C%E5%AE%83%E5%8F%AF%E4%BB%A5%E5%BA%94%E7%94%A8%E5%9C%A8%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E5%B1%82%E5%8F%8A%E4%BC%A0%E8%BE%93%E5%B1%82%EF%BC%8C%E7%94%A8%E6%9D%A5%E5%AE%8C%E6%88%90%E4%B8%89%E4%B8%AA%E4%B8%8D%E5%90%8C%E7%9A%84%E4%BB%BB%E5%8A%A1%EF%BC%9A%E5%9C%A8%E4%B8%8D%E5%8F%AF%E9%9D%A0%E7%9A%84%E9%93%BE%E8%B7%AF%EF%BC%88%E7%BD%91%E7%BB%9C%EF%BC%89%E4%B8%8A%E5%8F%AF%E9%9D%A0%E5%9C%B0%E4%BC%A0%E8%BE%93%E6%95%B0%E6%8D%AE%E4%BF%9D%E6%8C%81%E6%95%B0%E6%8D%AE%E7%9A%84%E4%BC%A0%E8%BE%93%E9%A1%BA%E5%BA%8F%0A%E6%94%AF%E6%8C%81%E6%B5%81%E9%87%8F%E6%8E%A7%E5%88%B6%0A%E5%9C%A8%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E5%B1%82%E4%B8%8A%EF%BC%8C%E4%BB%A5%E4%B8%8A%E4%B8%89%E4%B8%AA%E5%8A%9F%E8%83%BD%E7%BB%84%E5%90%88%E5%9C%A8%E4%B8%80%E4%B8%AA%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E5%8D%8F%E8%AE%AE%E4%B8%AD%E3%80%82%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E7%9A%84%E6%A6%82%E5%BF%B5%0A%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%EF%BC%9A%E5%8C%85%E5%90%AB%E4%B8%80%E7%BB%84%E5%B8%A7%E5%BA%8F%E5%8F%B7%EF%BC%8C%E8%BF%99%E4%BA%9B%E5%B8%A7%E5%B7%B2%E5%8F%91%E9%80%81%E4%BD%86%E5%B0%9A%E6%9C%AA%E8%A2%AB%E7%A1%AE%E8%AE%A4%E3%80%82%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E7%9A%84%E4%B8%89%E4%B8%AA%E8%A6%81%E7%B4%A0%EF%BC%9A%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BF%EF%BC%9A%E6%9C%80%E6%97%A9%E5%8F%91%E9%80%81%E4%BD%86%E5%B0%9A%E6%9C%AA%E8%A2%AB%E7%A1%AE%E8%AE%A4%E7%9A%84%E5%B8%A7%E3%80%82%E7%AA%97%E5%8F%A3%E4%B8%8A%E6%B2%BF%EF%BC%9A%E6%9C%80%E8%BF%91%E5%8F%91%E9%80%81%E7%9A%84%E5%B8%A7%E3%80%82%E7%AA%97%E5%8F%A3%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC%EF%BC%9A%E4%B8%80%E6%AC%A1%E6%9C%80%E5%A4%9A%E5%85%81%E8%AE%B8%E5%8F%91%E9%80%81%E7%9A%84%E5%B8%A7%E6%95%B0%E3%80%82%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A6%82%E4%BD%95%E5%8F%98%E5%8C%96%EF%BC%9A%0A%E7%AA%97%E5%8F%A3%E6%9C%AA%E8%BE%BE%E5%88%B0%E6%9C%80%E5%A4%A7%E5%80%BC%EF%BC%8C%E4%B8%94%E8%A6%81%E5%8F%91%E9%80%81%E4%B8%80%E4%B8%AA%E6%96%B0%E7%9A%84%E5%B8%A7%E6%97%B6%EF%BC%8C%E7%AA%97%E5%8F%A3%E4%B8%8A%E6%B2%BF%E5%90%91%E5%89%8D%E6%8E%A8%E8%BF%9B%E4%B8%80%E4%B8%AA%E5%BA%8F%E5%8F%B7%EF%BC%88%E5%BA%8F%E5%8F%B7%E5%8A%A01%E5%90%8E%E6%A8%A12n%EF%BC%89%E3%80%82%0A%E6%94%B6%E5%88%B0%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BF%E5%B8%A7%E7%9A%84%E7%A1%AE%E8%AE%A4%E6%97%B6%EF%BC%8C%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BF%E5%90%91%E5%89%8D%E6%8E%A8%E8%BF%9B%E4%B8%80%E4%B8%AA%E5%BA%8F%E5%8F%B7%EF%BC%88%E5%B0%86%E5%B7%B2%E8%A2%AB%E7%A1%AE%E8%AE%A4%E7%9A%84%E5%B8%A7%E7%A7%BB%E5%87%BA%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%EF%BC%89%E3%80%82%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E4%B8%AD%E7%9A%84%E5%B8%A7%E9%83%BD%E4%BF%9D%E7%95%99%E5%9C%A8%E7%BC%93%E5%86%B2%E5%8C%BA%E9%87%8C%E4%BB%A5%E5%A4%87%E9%87%8D%E4%BC%A0%EF%BC%8C%E5%BD%93%E6%9F%90%E4%B8%AA%E5%B8%A7%E8%A2%AB%E7%A7%BB%E5%87%BA%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E6%97%B6%EF%BC%8C%E5%90%8C%E6%97%B6%E4%BB%8E%E7%BC%93%E5%86%B2%E5%8C%BA%E4%B8%AD%E5%88%A0%E9%99%A4%E3%80%82%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%92%8C%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%9B%BE%E7%A4%BA%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E7%9A%84%E6%A6%82%E5%BF%B5%0A%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%EF%BC%9A%E5%85%81%E8%AE%B8%E6%8E%A5%E6%94%B6%E7%9A%84%E5%B8%A7%E5%BA%8F%E5%8F%B7%E3%80%82%E5%87%A1%E8%90%BD%E5%9C%A8%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%86%85%E7%9A%84%E5%B8%A7%E5%BF%85%E9%A1%BB%E6%8E%A5%E6%94%B6%EF%BC%8C%E8%90%BD%E5%9C%A8%E7%AA%97%E5%8F%A3%E5%A4%96%E7%9A%84%E5%B8%A7%E8%A2%AB%E4%B8%A2%E5%BC%83%E3%80%82%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E7%9A%84%E5%A4%A7%E5%B0%8F%EF%BC%9A%E5%9B%BA%E5%AE%9A%E4%B8%8D%E5%8F%98%EF%BC%8C%E6%80%BB%E6%98%AF%E4%BF%9D%E6%8C%81%E5%88%9D%E5%A7%8B%E6%97%B6%E7%9A%84%E5%A4%A7%E5%B0%8F%E3%80%82%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%A6%82%E4%BD%95%E5%8F%98%E5%8C%96%EF%BC%9A%0A%E5%BD%93%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BF%E5%B8%A7%E8%A2%AB%E6%AD%A3%E7%A1%AE%E6%8E%A5%E6%94%B6%E5%90%8E%EF%BC%8C%E7%AA%97%E5%8F%A3%E6%95%B4%E4%BD%93%E5%90%91%E5%89%8D%E6%BB%91%E5%8A%A8%E4%B8%80%E4%B8%AA%E5%BA%8F%E5%8F%B7%E3%80%82%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E5%B1%82%E4%BB%80%E4%B9%88%E6%97%B6%E5%80%99%E5%B0%86%E5%B8%A7%E9%80%92%E4%BA%A4%E5%88%B0%E7%BD%91%E7%BB%9C%E5%B1%82%EF%BC%9F%E4%BB%85%E5%BD%93%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BF%E5%B8%A7%E6%AD%A3%E7%A1%AE%E6%8E%A5%E6%94%B6%E5%90%8E%EF%BC%8C%E9%93%BE%E8%B7%AF%E5%B1%82%E6%89%8D%E5%B0%86%E5%B8%A7%E9%80%92%E4%BA%A4%E7%BB%99%E7%BD%91%E7%BB%9C%E5%B1%82%EF%BC%8C%E5%9B%A0%E6%AD%A4%E5%B8%A7%E6%80%BB%E6%98%AF%E6%8C%89%E9%A1%BA%E5%BA%8F%E8%A2%AB%E9%80%92%E4%BA%A4%E5%88%B0%E7%BD%91%E7%BB%9C%E5%B1%82%E3%80%82%E6%8D%8E%E5%B8%A6%E7%A1%AE%E8%AE%A4%EF%BC%88piggybacking%EF%BC%89%E6%8D%8E%E5%B8%A6%E7%A1%AE%E8%AE%A4%EF%BC%9A%0A%E5%9C%A8%E5%8F%8C%E5%90%91%E9%80%9A%E4%BF%A1%E8%BF%87%E7%A8%8B%E4%B8%AD%EF%BC%8C%E6%8E%A5%E6%94%B6%E7%AB%AF%E5%8F%AF%E4%BB%A5%E5%B0%86%E7%A1%AE%E8%AE%A4%E5%BA%8F%E5%8F%B7%E6%90%BA%E5%B8%A6%E5%9C%A8%E6%95%B0%E6%8D%AE%E5%B8%A7%E4%B8%AD%E4%BC%A0%E8%BE%93%EF%BC%8C%E6%8F%90%E9%AB%98%E4%BC%A0%E8%BE%93%E6%95%88%E7%8E%87%E3%80%82%E6%8D%8E%E5%B8%A6%E7%A1%AE%E8%AE%A4%E5%B8%A6%E6%9D%A5%E7%9A%84%E9%97%AE%E9%A2%98%EF%BC%9A%0A%E5%BD%93%E9%9C%80%E8%A6%81%E5%8F%91%E9%80%81%E7%A1%AE%E8%AE%A4%E6%97%B6%E6%95%B0%E6%8D%AE%E5%B0%9A%E6%9C%AA%E5%87%86%E5%A4%87%E5%A5%BD%EF%BC%8C%E6%80%8E%E4%B9%88%E5%8A%9E%EF%BC%9F%E6%8E%A8%E8%BF%9F%E7%A1%AE%E8%AE%A4%EF%BC%9A%0A%E8%AE%A9%E7%A1%AE%E8%AE%A4%E4%BF%A1%E6%81%AF%E6%8E%A8%E8%BF%9F%E4%B8%80%E5%B0%8F%E6%AE%B5%E6%97%B6%E9%97%B4%E5%86%8D%E5%8F%91%E9%80%81%EF%BC%9B%E8%8B%A5%E6%95%B0%E6%8D%AE%E4%BB%8D%E6%9C%AA%E5%87%86%E5%A4%87%E5%A5%BD%EF%BC%8C%E6%8E%A5%E6%94%B6%E7%AB%AF%E5%8F%91%E9%80%81%E4%B8%80%E4%B8%AA%E5%8D%95%E7%8B%AC%E7%9A%84%E7%A1%AE%E8%AE%A4%E5%B8%A7%E3%80%82%E6%8E%A8%E8%BF%9F%E7%A1%AE%E8%AE%A4%E5%B8%A6%E6%9D%A5%E7%9A%84%E9%97%AE%E9%A2%98%EF%BC%9A%0A%E5%A6%82%E4%BD%95%E5%AF%B9%E6%AD%A3%E7%A1%AE%E6%94%B6%E5%88%B0%E7%9A%84%E8%8B%A5%E5%B9%B2%E4%B8%AA%E5%B8%A7%E5%90%8C%E6%97%B6%E8%BF%9B%E8%A1%8C%E7%A1%AE%E8%AE%A4%EF%BC%9F%0A%E6%8E%A5%E6%94%B6%E7%AB%AF%E9%80%9A%E5%B8%B8%E7%94%A8%E5%AF%B9%E6%9F%90%E4%B8%80%E4%B8%AA%E5%B8%A7%E7%9A%84%E7%A1%AE%E8%AE%A4%E6%9D%A5%E8%A1%A8%E7%A4%BA%E5%AF%B9%E8%AF%A5%E5%B8%A7%E4%B9%8B%E5%89%8D%E7%9A%84%E6%89%80%E6%9C%89%E5%B8%A7%E8%BF%9B%E8%A1%8C%E7%A1%AE%E8%AE%A4%E3%80%82%E8%BF%99%E4%B9%9F%E8%A7%A3%E9%87%8A%E4%BA%86%E4%B8%BA%E4%BB%80%E4%B9%88%E6%8E%A5%E6%94%B6%E7%AB%AF%E4%BB%85%E5%BD%93%E6%94%B6%E5%88%B0%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BF%E5%B8%A7%E7%9A%84%E6%97%B6%E5%80%99%E6%89%8D%E8%83%BD%E5%8F%91%E9%80%81%E7%A1%AE%E8%AE%A4%E3%80%82%E4%B8%A4%E7%A7%8D%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E5%8D%8F%E8%AE%AE%E9%97%AE%E9%A2%98%EF%BC%9A%0A%E5%BD%93%E9%87%87%E7%94%A8%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E6%8A%80%E6%9C%AF%E8%BF%9E%E7%BB%AD%E5%8F%91%E9%80%81%E5%BE%88%E5%A4%9A%E5%B8%A7%E6%97%B6%EF%BC%8C%E5%A6%82%E6%9E%9C%E6%9F%90%E4%B8%AA%E5%B8%A7%E5%87%BA%E7%8E%B0%E4%BA%86%E4%BC%A0%E8%BE%93%E9%94%99%E8%AF%AF%E6%80%8E%E4%B9%88%E5%A4%84%E7%90%86%EF%BC%9F%E4%B8%A4%E7%A7%8D%E8%A7%A3%E5%86%B3%E6%96%B9%E6%A1%88%EF%BC%9A%E5%9B%9E%E9%80%80%20n%E5%B8%A7%EF%BC%88go%20back%20n%EF%BC%89%0A%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0%EF%BC%88selective%20repeat%EF%BC%89%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0%E8%AE%BE%E8%AE%A1%E6%80%9D%E6%83%B3%EF%BC%9A%0A%E5%BD%93%E6%8E%A5%E6%94%B6%E7%AB%AF%E6%94%B6%E5%88%B0%E4%B8%80%E4%B8%AA%E5%87%BA%E9%94%99%E5%B8%A7%E6%88%96%E4%B9%B1%E5%BA%8F%E5%B8%A7%E6%97%B6%EF%BC%8C%E5%90%8E%E7%BB%AD%E5%88%B0%E8%BE%BE%E7%9A%84%E5%B8%A7%E5%8F%AA%E8%A6%81%E6%A0%A1%E9%AA%8C%E6%AD%A3%E7%A1%AE%E4%B8%94%E8%90%BD%E5%9C%A8%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%86%85%EF%BC%8C%E9%83%BD%E6%94%BE%E5%85%A5%E6%8E%A5%E6%94%B6%E7%BC%93%E5%86%B2%E5%8C%BA%E4%B8%AD%EF%BC%9B%E5%8F%91%E9%80%81%E7%AB%AF%E8%B6%85%E6%97%B6%E5%90%8E%E5%8F%AA%E9%87%8D%E4%BC%A0%E6%9C%80%E6%97%A9%E5%8F%91%E9%80%81%E4%BD%86%E6%9C%AA%E8%A2%AB%E7%A1%AE%E8%AE%A4%E7%9A%84%E5%B8%A7%E3%80%82%E8%AF%A5%E7%AD%96%E7%95%A5%E5%AF%B9%E5%BA%94%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%A4%A7%E4%BA%8E1%E7%9A%84%E6%83%85%E5%86%B5%E3%80%82%E5%8A%A0%E5%BF%AB%E9%87%8D%E4%BC%A0%EF%BC%9A%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0%E9%80%9A%E5%B8%B8%E4%BD%BF%E7%94%A8%E4%B8%80%E4%B8%AA%E5%90%A6%E5%AE%9A%E7%9A%84%E7%A1%AE%E8%AE%A4%EF%BC%88NAK%EF%BC%89%E5%AF%B9%E6%A0%A1%E9%AA%8C%E5%87%BA%E9%94%99%E6%88%96%E4%B8%A2%E5%A4%B1%E7%9A%84%E5%B8%A7%E8%BF%9B%E8%A1%8C%E7%A1%AE%E8%AE%A4%EF%BC%8C%E4%BB%A5%E4%BE%BF%E5%8F%91%E9%80%81%E7%AB%AF%E5%B0%BD%E5%BF%AB%E9%87%8D%E4%BC%A0%E8%AF%A5%E5%B8%A7%E3%80%82%0A%E5%BD%93%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%BE%88%E5%A4%A7%E6%97%B6%EF%BC%8C%E8%BF%99%E7%A7%8D%E6%96%B9%E6%B3%95%E8%A6%81%E6%B1%82%E6%8E%A5%E6%94%B6%E7%AB%AF%E6%9C%89%E8%BE%83%E5%A4%A7%E7%9A%84%E5%86%85%E5%AD%98%EF%BC%8C%E4%BD%86%E5%AE%83%E4%B8%8D%E6%B5%AA%E8%B4%B9%E5%B8%A6%E5%AE%BD%E3%80%82%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0%E7%A4%BA%E6%84%8F%E5%9B%BE%0A0%201%202%203%204%205%202%206%207%208%209%2010%2011%2012%2013%2014%20150%201%20E%208%209%2010%2011%2012%2013%2014%20Ack%200Ack%201Ack%208Ack%209%0AAck%2010Ack%2011Ack%2012Ack%2013%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%0A%E8%AE%A1%203-10%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%203%204%205%202%206%207%20Ack%201%20Nak%202Ack%201Ack%205Ack%206Ack%207%0A%E5%B8%A7%E7%9A%84%E5%BA%8F%E5%8F%B7%E7%A9%BA%E9%97%B4%E4%B8%8E%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC%E5%8F%97%E5%88%B6%E4%BA%8E%E5%93%AA%E4%BA%9B%E5%9B%A0%E7%B4%A0%EF%BC%9F%E6%8E%A5%E6%94%B6%E7%AB%AF%E5%A4%84%E7%90%86%E8%83%BD%E5%8A%9B%EF%BC%88%E4%B8%8E%E6%8E%A5%E6%94%B6%E7%AB%AF%E6%9C%89%E5%85%B3%EF%BC%89%E5%BB%B6%E8%BF%9F-%E5%B8%A6%E5%AE%BD%E4%B9%98%E7%A7%AF%EF%BC%88%E4%B8%8E%E4%BF%A1%E9%81%93%E6%9C%89%E5%85%B3%EF%BC%89%E5%B8%A7%E7%9A%84%E5%BA%8F%E5%8F%B7%E7%A9%BA%E9%97%B4%EF%BC%88%E4%B8%8E%E5%8D%8F%E8%AE%AE%E6%9C%89%E5%85%B3%EF%BC%89%EF%BC%88%E2%88%9A%EF%BC%89%E9%97%AE%E9%A2%98%EF%BC%9A%E7%BB%99%E5%AE%9A%E5%B8%A7%E7%9A%84%E5%BA%8F%E5%8F%B7%E7%A9%BA%E9%97%B4%EF%BC%8C%E5%A6%82%E4%BD%95%E8%AE%BE%E7%BD%AE%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E7%9A%84%E5%A4%A7%E5%B0%8F%E6%89%8D%E8%83%BD%E9%81%BF%E5%85%8D%E5%9B%A0%E5%BA%8F%E5%8F%B7%E9%87%8D%E7%94%A8%E5%87%BA%E7%8E%B0%E7%9A%84%E6%B7%B7%E4%B9%B1%EF%BC%9F%0A%E5%AF%B9%E4%BA%8E%E7%BB%99%E5%AE%9A%E7%9A%84%E5%B8%A7%E5%BA%8F%E5%8F%B7%E7%A9%BA%E9%97%B4%EF%BC%8C%E4%B8%8D%E5%90%8C%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E5%8D%8F%E8%AE%AE%E7%9A%84%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E6%9C%89%E4%B8%8D%E5%90%8C%E7%9A%84%E9%99%90%E5%88%B6%E3%80%82Go%20Back%20n%E7%9A%84%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E6%9C%80%E5%A4%A7%E5%80%BC%0A%E4%BD%BF%E7%94%A8Go%20Back%20n%E5%8D%8F%E8%AE%AE%EF%BC%8C%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E7%9A%84%E5%A4%A7%E5%B0%8F%E4%B8%8D%E8%83%BD%E8%B6%85%E8%BF%872n-1%E3%80%82%0A%E7%94%A8%E4%B8%80%E4%B8%AA%E5%8F%8D%E4%BE%8B%E8%AF%B4%E6%98%8E%EF%BC%9A%E8%8B%A5n%20%3D%203%EF%BC%8C%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E5%8F%96%E4%B8%BA23%20%3D%208%EF%BC%8C%E8%80%83%E8%99%91%E5%A6%82%E4%B8%8B%E6%83%85%E5%BD%A2%EF%BC%9A%0A%E5%8F%91%E9%80%81%E6%96%B9%E8%BF%9E%E7%BB%AD%E5%8F%91%E9%80%81%E5%BA%8F%E5%8F%B7%E4%BB%8E0~7%E7%9A%848%E4%B8%AA%E5%B8%A7%EF%BC%8C%E7%AD%89%E5%BE%85%E7%A1%AE%E8%AE%A4%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%E6%AD%A3%E7%A1%AE%E6%94%B6%E5%88%B0%E8%BF%998%E4%B8%AA%E5%B8%A7%EF%BC%8C%E5%AF%B9%E6%9C%80%E5%A4%A7%E5%BA%8F%E5%8F%B77%E8%BF%9B%E8%A1%8C%E7%A1%AE%E8%AE%A4%EF%BC%9B%E5%8F%91%E9%80%81%E6%96%B9%E6%9C%89%E4%B8%A4%E7%A7%8D%E6%83%85%E5%86%B5%EF%BC%9A%E6%94%B6%E5%88%B0%E7%A1%AE%E8%AE%A4%EF%BC%8C%E5%8F%91%E9%80%81%E5%BA%8F%E5%8F%B7%E4%B8%BA0~7%E7%9A%848%E4%B8%AA%E6%96%B0%E5%B8%A7%EF%BC%9B%E5%9B%A0%E7%A1%AE%E8%AE%A4%E4%B8%A2%E5%A4%B1%E8%80%8C%E8%B6%85%E6%97%B6%EF%BC%8C%E9%87%8D%E5%8F%918%E4%B8%AA%E8%80%81%E5%B8%A7%EF%BC%9B%0A%E6%8E%A5%E6%94%B6%E6%96%B9%E6%97%A0%E6%B3%95%E5%88%A4%E6%96%AD%E6%94%B6%E5%88%B0%E7%9A%84%E6%98%AF8%E4%B8%AA%E6%96%B0%E5%B8%A7%E8%BF%98%E6%98%AF%E9%87%8D%E5%8F%91%E7%9A%848%E4%B8%AA%E8%80%81%E5%B8%A7%E3%80%82Go%20Back%20n%E7%9A%84%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%EF%BC%88%E7%BB%AD%EF%BC%89%E8%8B%A5%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E5%8F%96%E4%B8%BA7%EF%BC%8C%E4%BB%A5%E4%B8%8A%E9%97%AE%E9%A2%98%E4%B8%8D%E4%BC%9A%E5%8F%91%E7%94%9F%EF%BC%9A%E5%8F%91%E9%80%81%E6%96%B9%E5%8F%91%E9%80%81%E5%BA%8F%E5%8F%B7%E4%BB%8E0~6%E7%9A%847%E4%B8%AA%E5%B8%A7%EF%BC%8C%E7%AD%89%E5%BE%85%E7%A1%AE%E8%AE%A4%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%E6%AD%A3%E7%A1%AE%E6%94%B6%E5%88%B0%E8%BF%997%E4%B8%AA%E5%B8%A7%EF%BC%8C%E5%AF%B9%E6%9C%80%E5%A4%A7%E5%BA%8F%E5%8F%B76%E8%BF%9B%E8%A1%8C%E7%A1%AE%E8%AE%A4%EF%BC%8C%E5%B9%B6%E5%87%86%E5%A4%87%E6%8E%A5%E6%94%B6%E5%BA%8F%E5%8F%B7%E4%B8%BA7%E7%9A%84%E5%B8%A7%EF%BC%88%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E4%BB%85%E5%8C%85%E5%90%AB%E5%BA%8F%E5%8F%B77%EF%BC%89%EF%BC%9B%0A%E5%8F%91%E9%80%81%E6%96%B9%E6%9C%89%E4%B8%A4%E7%A7%8D%E6%83%85%E5%86%B5%EF%BC%9A%0A%E6%94%B6%E5%88%B0%E7%A1%AE%E8%AE%A4%EF%BC%8C%E5%8F%91%E9%80%81%E5%BA%8F%E5%8F%B7%E4%B8%BA7%E5%8F%8A0~5%E7%9A%847%E4%B8%AA%E6%96%B0%E5%B8%A7%EF%BC%9B%E5%9B%A0%E7%A1%AE%E8%AE%A4%E4%B8%A2%E5%A4%B1%E8%B6%85%E6%97%B6%EF%BC%8C%E9%87%8D%E5%8F%91%E5%BA%8F%E5%8F%B7%E4%B8%BA0~6%E7%9A%847%E4%B8%AA%E8%80%81%E5%B8%A7%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%E5%A4%84%E7%90%86%EF%BC%9A%0A%E6%94%B6%E5%88%B0%E5%BA%8F%E5%8F%B7%E4%B8%BA7%E7%9A%84%E5%B8%A7%EF%BC%8C%E8%A1%A8%E6%98%8E%E8%BF%99%E4%B8%80%E6%89%B9%E6%98%AF%E6%96%B0%E5%B8%A7%EF%BC%8C%E6%8E%A5%E6%94%B6%EF%BC%8C%E5%AF%B9%E5%BA%8F%E5%8F%B75%E7%A1%AE%E8%AE%A4%EF%BC%9B%E6%B2%A1%E6%9C%89%E6%94%B6%E5%88%B0%E5%BA%8F%E5%8F%B7%E4%B8%BA7%E7%9A%84%E5%B8%A7%EF%BC%88%E9%87%8D%E4%BC%A0%E5%B8%A7%EF%BC%8C%E6%88%96%E6%98%AF%E5%BA%8F%E5%8F%B7%E4%B8%BA7%E7%9A%84%E5%B8%A7%E4%B8%A2%E5%A4%B1%EF%BC%89%EF%BC%8C%E4%B8%8D%E4%BA%88%E6%8E%A5%E6%94%B6%EF%BC%8C%E9%87%8D%E5%8F%91%E5%AF%B9%E5%BA%8F%E5%8F%B76%E7%9A%84%E7%A1%AE%E8%AE%A4%E3%80%82%E5%8F%91%E9%80%81%E6%96%B9%E5%A4%84%E7%90%86%EF%BC%9A%0A%E7%A1%AE%E8%AE%A4%E5%BA%8F%E5%8F%B7%E5%9C%A8%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%86%85%EF%BC%9A%E5%8F%96%E4%B8%8B%E4%B8%80%E6%89%B9%E6%95%B0%E6%8D%AE%E5%B8%A7%E5%8F%91%E9%80%81%EF%BC%9B%E7%A1%AE%E8%AE%A4%E5%BA%8F%E5%8F%B7%E4%B8%8D%E5%9C%A8%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%86%85%E6%88%96%E8%B6%85%E6%97%B6%EF%BC%9A%E9%87%8D%E4%BC%A0%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%86%85%E7%9A%84%E5%B8%A7%E3%80%82%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0%E5%8D%8F%E8%AE%AE%E7%9A%84%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E4%BD%BF%E7%94%A8%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0%E5%8D%8F%E8%AE%AE%EF%BC%8C%E8%8B%A5%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E4%B8%8E%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E7%9B%B8%E5%90%8C%EF%BC%8C%E5%88%99%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E7%9A%84%E5%A4%A7%E5%B0%8F%E4%B8%8D%E8%83%BD%E8%B6%85%E8%BF%872%0An-1%E3%80%82%0A%E7%94%A8%E4%B8%80%E4%B8%AA%E5%8F%8D%E4%BE%8B%E8%AF%B4%E6%98%8E%EF%BC%9A%E8%8B%A5n%20%3D%203%EF%BC%8C%E4%B8%94%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E5%8F%96%E4%B8%BA7%EF%BC%8C%E8%80%83%E8%99%91%E4%BB%A5%E4%B8%8B%E6%83%85%E5%BD%A2%EF%BC%9A%0A%E5%8F%91%E9%80%81%E6%96%B9%EF%BC%9A%E8%BF%9E%E7%BB%AD%E5%8F%91%E9%80%81%E5%BA%8F%E5%8F%B7%E4%BB%8E0~6%E7%9A%847%E4%B8%AA%E5%B8%A7%EF%BC%8C%E7%AD%89%E5%BE%85%E7%A1%AE%E8%AE%A4%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%EF%BC%9A%E6%AD%A3%E7%A1%AE%E6%94%B6%E5%88%B0%E8%BF%997%E4%B8%AA%E5%B8%A7%EF%BC%8C%E5%AF%B9%E5%BA%8F%E5%8F%B76%E8%BF%9B%E8%A1%8C%E7%A1%AE%E8%AE%A4%EF%BC%8C%E5%B9%B6%E5%87%86%E5%A4%87%E6%8E%A5%E6%94%B6%E5%BA%8F%E5%8F%B7%E4%B8%BA7%E5%92%8C0~5%E7%9A%84%E5%B8%A7%EF%BC%88%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E4%B8%AD%E5%8C%85%E5%90%AB%E5%BA%8F%E5%8F%B77%E3%80%810~5%EF%BC%89%EF%BC%9B%E7%A1%AE%E8%AE%A4%E4%B8%A2%E5%A4%B1%EF%BC%8C%E5%8F%91%E9%80%81%E6%96%B9%E8%B6%85%E6%97%B6%E5%90%8E%E9%87%8D%E5%8F%91%E5%BA%8F%E5%8F%B7%E4%B8%BA0%E7%9A%84%E5%B8%A7%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%EF%BC%9A%E5%B8%A70%E8%90%BD%E5%9C%A8%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%86%85%EF%BC%8C%E6%8E%A5%E6%94%B6%E4%B8%8B%E6%9D%A5%EF%BC%8C%E5%B9%B6%E5%8F%91%E9%80%81NAK%207%EF%BC%9B%E5%8F%91%E9%80%81%E6%96%B9%EF%BC%9A%E6%94%B6%E5%88%B0NAK%207%EF%BC%8C%E7%9F%A5%E9%81%930~6%E7%9A%847%E4%B8%AA%E5%B8%A7%E5%B7%B2%E5%85%A8%E9%83%A8%E6%94%B6%E5%88%B0%EF%BC%8C%E5%8F%A6%E5%8F%967%E4%B8%AA%E6%96%B0%E5%B8%A7%EF%BC%8C%E7%BC%96%E5%8F%B7%E4%B8%BA7%E5%92%8C0~5%EF%BC%8C%E5%8F%91%E9%80%81%EF%BC%9B%0A%E6%8E%A5%E6%94%B6%E6%96%B9%EF%BC%9A%E4%B8%A2%E5%BC%83%E5%BA%8F%E5%8F%B7%E4%B8%BA0%E7%9A%84%E5%B8%A7%EF%BC%8C%E6%8E%A5%E6%94%B6%E5%85%B6%E4%BD%99%E7%9A%845%E4%B8%AA%E5%B8%A7%E3%80%82%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0%E5%8D%8F%E8%AE%AE%E7%9A%84%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%EF%BC%88%E7%BB%AD%EF%BC%89%E8%8B%A5%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%A4%A7%E5%B0%8F%E5%8F%96%E4%B8%BA4%EF%BC%8C%E4%BB%A5%E4%B8%8A%E9%97%AE%E9%A2%98%E4%B8%8D%E4%BC%9A%E5%8F%91%E7%94%9F%EF%BC%9A%E5%8F%91%E9%80%81%E6%96%B9%EF%BC%9A%E5%8F%91%E9%80%81%E5%BA%8F%E5%8F%B7%E4%BB%8E0~3%E7%9A%844%E4%B8%AA%E5%B8%A7%EF%BC%8C%E7%AD%89%E5%BE%85%E7%A1%AE%E8%AE%A4%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%EF%BC%9A%E6%AD%A3%E7%A1%AE%E6%94%B6%E5%88%B0%E8%BF%994%E4%B8%AA%E5%B8%A7%EF%BC%8C%E5%AF%B9%E5%BA%8F%E5%8F%B73%E8%BF%9B%E8%A1%8C%E7%A1%AE%E8%AE%A4%EF%BC%8C%E5%B9%B6%E5%87%86%E5%A4%87%E6%8E%A5%E6%94%B6%E5%BA%8F%E5%8F%B7%E4%B8%BA4~7%E7%9A%84%E5%B8%A7%EF%BC%88%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%8C%85%E5%90%AB%E5%BA%8F%E5%8F%B74~7%EF%BC%89%EF%BC%9B%E7%A1%AE%E8%AE%A4%E4%B8%A2%E5%A4%B1%EF%BC%8C%E5%8F%91%E9%80%81%E6%96%B9%E8%B6%85%E6%97%B6%E5%90%8E%E9%87%8D%E5%8F%91%E5%BA%8F%E5%8F%B7%E4%B8%BA0%E7%9A%84%E5%B8%A7%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%EF%BC%9A%E5%B8%A70%E4%B8%8D%E5%9C%A8%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%86%85%EF%BC%8C%E4%B8%A2%E5%BC%83%EF%BC%8C%E5%8F%91%E9%80%81NAK%204%EF%BC%9B%E5%8F%91%E9%80%81%E6%96%B9%EF%BC%9A%E6%94%B6%E5%88%B0NAK%204%EF%BC%8C%E7%9F%A5%E9%81%930~3%E5%B7%B2%E5%85%A8%E9%83%A8%E6%94%B6%E5%88%B0%EF%BC%8C%E5%8F%A6%E5%8F%964%E4%B8%AA%E6%96%B0%E5%B8%A7%EF%BC%8C%E7%BC%96%E5%8F%B7%E4%B8%BA4~7%EF%BC%8C%E5%8F%91%E9%80%81%EF%BC%9B%E6%8E%A5%E6%94%B6%E6%96%B9%EF%BC%9A%E6%8E%A5%E6%94%B6%E5%BA%8F%E5%8F%B7%E4%B8%BA4~7%E7%9A%84%E5%B8%A7%E3%80%82%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%9A%84%E6%80%BB%E7%BB%93%EF%BC%881%EF%BC%89%0A%E4%BD%BF%E7%94%A8%E5%89%8D%E6%8F%90%EF%BC%9A%E4%BF%A1%E5%8F%B7%E4%BC%A0%E6%92%AD%E5%BB%B6%E8%BF%9F%E8%BF%9C%E5%A4%A7%E4%BA%8E%E5%B8%A7%E7%9A%84%E5%8F%91%E9%80%81%E6%97%B6%E9%97%B4%E3%80%82%E4%BB%8E%E5%AE%9E%E7%8E%B0%E7%9A%84%E8%A7%92%E5%BA%A6%E7%9C%8B%EF%BC%8C%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E7%9B%B8%E5%BD%93%E4%BA%8E%E7%BB%B4%E6%8A%A4%E4%BA%86%E4%B8%80%E4%B8%AA%E7%8E%AF%E5%BD%A2%E7%9A%84%E5%8F%91%E9%80%81%E7%BC%93%E5%86%B2%E5%8C%BA%EF%BC%9Ahead%E4%B8%BA%E7%AA%97%E5%8F%A3%E4%B8%8A%E6%B2%BFtail%E4%B8%BA%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BF%0A%E7%8E%AF%E7%9A%84%E5%A4%A7%E5%B0%8F%E7%AD%89%E4%BA%8E%E5%B8%A7%E7%9A%84%E5%BA%8F%E5%8F%B7%E7%A9%BA%E9%97%B4%E7%AA%97%E5%8F%A3%E6%93%8D%E4%BD%9C%EF%BC%9A%0A%E5%8F%91%E9%80%81%E4%B8%80%E4%B8%AA%E5%B8%A7%EF%BC%9A%E7%A7%BB%E5%8A%A8head%EF%BC%8C%E5%B0%86%E5%B8%A7%E6%8F%92%E5%85%A5head%E7%9A%84%E4%BD%8D%E7%BD%AE%EF%BC%9B%E6%94%B6%E5%88%B0tail%E5%B8%A7%E7%9A%84%E7%A1%AE%E8%AE%A4%EF%BC%9A%E7%A7%BB%E5%8A%A8tail%EF%BC%8C%E9%87%8A%E6%94%BE%E7%BC%93%E5%86%B2%E7%A9%BA%E9%97%B4%EF%BC%9B%E5%BD%93head%E4%B8%8Etail%E4%B9%8B%E9%97%B4%E5%8F%AA%E6%9C%89%E4%B8%80%E4%B8%AA%E7%A9%BA%E9%97%B2%E7%BC%93%E5%86%B2%E5%8C%BA%E6%97%B6%EF%BC%9A%E5%81%9C%E6%AD%A2%E5%8F%91%E9%80%81%E3%80%82%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%9A%84%E6%80%BB%E7%BB%93%EF%BC%882%EF%BC%89%E4%BB%8E%E5%AE%9E%E7%8E%B0%E7%9A%84%E8%A7%92%E5%BA%A6%E7%9C%8B%EF%BC%8C%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E7%9B%B8%E5%BD%93%E4%BA%8E%E7%BB%B4%E6%8A%A4%E4%BA%86%E4%B8%80%E4%B8%AA%E7%8E%AF%E5%BD%A2%E7%9A%84%E6%8E%A5%E6%94%B6%E7%BC%93%E5%86%B2%E5%8C%BA%EF%BC%9A%0Atail%E4%B8%BA%E7%AA%97%E5%8F%A3%E4%B8%8B%E6%B2%BFhead%E4%B8%BA%E7%AA%97%E5%8F%A3%E4%B8%8A%E6%B2%BF%E7%8E%AF%E7%9A%84%E5%A4%A7%E5%B0%8F%E7%AD%89%E4%BA%8E%E5%B8%A7%E7%9A%84%E5%BA%8F%E5%8F%B7%E7%A9%BA%E9%97%B4%E7%AA%97%E5%8F%A3%E6%93%8D%E4%BD%9C%EF%BC%9A%0A%E6%94%B6%E5%88%B0%E4%B8%80%E4%B8%AA%E5%B8%A7%EF%BC%9A%E6%94%BE%E5%85%A5%E4%BB%8Ehead%E8%87%B3tail%E4%B9%8B%E9%97%B4%E7%9A%84%E5%AF%B9%E5%BA%94%E7%BC%93%E5%86%B2%E5%8C%BA%E4%B8%AD%EF%BC%9B%0A%E6%94%B6%E5%88%B0tail%E5%B8%A7%EF%BC%9A%E5%B0%86%E4%BB%8Etail%E5%BC%80%E5%A7%8B%E7%9A%84%E8%BF%9E%E7%BB%ADk%E4%B8%AA%E5%B8%A7%E4%BA%A4%E7%BB%99%E7%BD%91%E7%BB%9C%E5%B1%82%EF%BC%8Chead%E5%92%8Ctail%E5%90%8C%E6%97%B6%E5%90%91%E5%89%8D%E7%A7%BB%E5%8A%A8k%E4%B8%AA%E4%BD%8D%E7%BD%AE%E3%80%82%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%9A%84%E6%80%BB%E7%BB%93%EF%BC%883%EF%BC%89%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E4%B8%8E%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%EF%BC%9A%0A%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E5%8F%AF%E4%BB%A5%E7%9C%8B%E6%88%90%E6%98%AF%E5%8F%91%E9%80%81%E7%AA%97%E5%8F%A3%E5%92%8C%E6%8E%A5%E6%94%B6%E7%AA%97%E5%8F%A3%E5%9D%87%E4%B8%BA1%E7%9A%84%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E7%AE%97%E6%B3%95%EF%BC%9B%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E8%A6%81%E5%A4%84%E7%90%86%E7%9A%84%E9%97%AE%E9%A2%98%E6%AF%94%E5%81%9C-%E7%AD%89%E7%AE%97%E6%B3%95%E5%A4%8D%E6%9D%82%E5%BE%97%E5%A4%9A%EF%BC%9A%E5%B8%A7%E7%9A%84%E4%B9%B1%E5%BA%8F%E9%97%AE%E9%A2%98%E5%8F%91%E9%80%81%E7%AB%AF%E4%B8%80%E6%AC%A1%E5%8F%AF%E4%BB%A5%E5%8F%91%E9%80%81%E5%A4%9A%E5%B0%91%E5%B8%A7%EF%BC%9F%0A5.1%20High-level%20Data%20Link%20Control%20%E5%B8%A7%E7%BB%93%E6%9E%84%EF%BC%9A%0A%E6%A0%87%E5%BF%97%EF%BC%9A01111110%EF%BC%8C%E6%A0%87%E8%AF%86%E4%B8%80%E5%B8%A7%E7%9A%84%E5%BC%80%E5%A7%8B%E4%B8%8E%E7%BB%93%E6%9D%9F%EF%BC%8C%E4%BB%A5%E5%8F%8A%E4%BD%9C%E4%B8%BA%E5%B8%A7%E9%97%B4%E5%A1%AB%E5%85%85%E3%80%82%E5%9C%B0%E5%9D%80%EF%BC%9A%E5%9C%A8%E7%82%B9%E5%88%B0%E5%A4%9A%E7%82%B9%E7%BA%BF%E8%B7%AF%E4%B8%AD%E7%94%A8%E4%BA%8E%E6%8C%87%E6%98%8E%E9%80%9A%E4%BF%A1%E7%9A%84%E7%BB%88%E7%AB%AF%E5%9C%B0%E5%9D%80%EF%BC%8C%E5%9C%A8%E7%82%B9%E5%88%B0%E7%82%B9%E7%BA%BF%E8%B7%AF%E4%B8%AD%E7%94%A8%E4%BA%8E%E5%8C%BA%E5%88%86%E5%91%BD%E4%BB%A4%E5%92%8C%E5%93%8D%E5%BA%94%E3%80%82%E6%8E%A7%E5%88%B6%EF%BC%9A%E7%94%A8%E4%BA%8E%E6%9E%84%E6%88%90%E5%90%84%E7%A7%8D%E5%91%BD%E4%BB%A4%E5%92%8C%E5%93%8D%E5%BA%94%EF%BC%8C%E5%AF%B9%E9%93%BE%E8%B7%AF%E8%BF%9B%E8%A1%8C%E7%9B%91%E6%8E%A7%E3%80%82%E4%BF%A1%E6%81%AF%EF%BC%9A%E5%8F%AF%E4%BB%A5%E6%98%AF%E4%BB%BB%E6%84%8F%E7%9A%84%E4%BA%8C%E8%BF%9B%E5%88%B6%E6%AF%94%E7%89%B9%E4%B8%B2%E3%80%82%0A%E6%A0%A1%E9%AA%8C%EF%BC%9ACRC%E7%A0%81%EF%BC%8C%E5%AF%B9%E4%B8%A4%E4%B8%AA%E6%A0%87%E5%BF%97%E4%B9%8B%E9%97%B4%E7%9A%84%E5%B8%A7%E5%86%85%E5%AE%B9%E8%BF%9B%E8%A1%8C%E6%A0%A1%E9%AA%8C%E3%80%82F01111110%E8%AE%A1%20%E8%AE%A1%0AA%0A8%E8%AE%A1%0A%E8%AE%A1%20%E8%AE%A1C8%E8%AE%A1%0A%E8%AE%A1%20%E8%AE%A1IN%E8%AE%A1%0A%E8%AE%A1%20%E8%AE%A1FCS16%E8%AE%A1%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%E8%AE%A1%20%E8%AE%A1F%0A01111110%E8%AE%A1%20%E8%AE%A1%0A%E8%AE%A1%203-11%20HDLC%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%E5%B8%A7%E7%B1%BB%E5%9E%8B%0A%E4%BF%A1%E6%81%AF%E5%B8%A7%EF%BC%88Information%20frame%EF%BC%89%EF%BC%9A%E4%BB%A5%E6%8E%A7%E5%88%B6%E5%AD%97%E6%AE%B5%E7%9A%84%E7%AC%AC%E4%B8%80%E6%AF%94%E7%89%B9%E4%B8%BA%E2%80%9C0%E2%80%9D%E6%A0%87%E5%BF%97%E3%80%82%E7%94%A8%E4%BA%8E%E4%BC%A0%E9%80%81%E6%95%B0%E6%8D%AE%EF%BC%8C%E6%95%B0%E6%8D%AE%E6%94%BE%E5%9C%A8%E4%BF%A1%E6%81%AF%E5%AD%97%E6%AE%B5%E4%B8%AD%E3%80%82%E9%87%87%E7%94%A8%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E5%8D%8F%E8%AE%AE%EF%BC%8CN%28S%29%E4%B8%BA%E5%8F%91%E9%80%81%E5%BA%8F%E5%8F%B7%EF%BC%8CN%28R%29%E4%B8%BA%E6%8D%8E%E5%B8%A6%E7%A1%AE%E8%AE%A4%E7%9A%84%E5%BA%8F%E5%8F%B7%E3%80%82%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20I%20%E8%AE%A1%20%E8%AE%A1S%20%E8%AE%A1%20%E8%AE%A1%20U%20%E8%AE%A1%20%E8%AE%A1%0A1%202%203%204%205%206%207%208%200%20N%28S%29%20P/F%20N%28R%29%201%200%20S1%20S2%20P/FP/F%20N%28R%29%201%201%20M1%20M2%20M3%20M4%20M5%20%E8%AE%A1%203-12%20HDLC%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1%20%E8%AE%A1HDLC%E7%9A%84%E8%AE%BF%E9%97%AE%E8%A7%84%E7%A8%8B%E9%93%BE%E8%B7%AF%E5%B1%82%E7%9A%84%E6%93%8D%E4%BD%9C%E5%88%86%E4%B8%BA%E4%B8%89%E4%B8%AA%E9%98%B6%E6%AE%B5%EF%BC%9A%0A%E5%BB%BA%E7%AB%8B%E9%93%BE%E8%B7%AF%EF%BC%9A%E4%B8%80%E6%96%B9%E5%8F%91%E9%80%81%E4%B8%80%E4%B8%AA%E7%BD%AE%E6%A8%A1%E5%BC%8F%E5%91%BD%E4%BB%A4%EF%BC%8C%E5%8F%A6%E4%B8%80%E6%96%B9%E5%8F%91%E9%80%81UA%E5%B8%A7%E8%BF%9B%E8%A1%8C%E5%93%8D%E5%BA%94%EF%BC%8C%E5%B9%B6%E5%88%9D%E5%A7%8B%E5%8C%96%E9%93%BE%E8%B7%AF%E5%8F%98%E9%87%8F%E3%80%82%E4%BC%A0%E8%BE%93%E4%BF%A1%E6%81%AF%EF%BC%9A%0A%E5%8F%8C%E6%96%B9%E4%BD%BF%E7%94%A8%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E5%8D%8F%E8%AE%AE%E8%BF%9B%E8%A1%8C%E6%95%B0%E6%8D%AE%E4%BC%A0%E8%BE%93%E6%8E%A7%E5%88%B6%EF%BC%9B%E5%AF%B9%E6%94%B6%E5%88%B0%E7%9A%84%E4%BF%A1%E6%81%AF%E5%B8%A7%E4%BD%BF%E7%94%A8%E6%8D%8E%E5%B8%A6%E7%A1%AE%E8%AE%A4%E6%88%96%E7%9B%91%E8%A7%86%E5%B8%A7%E8%BF%9B%E8%A1%8C%E5%93%8D%E5%BA%94%EF%BC%9B%E5%AF%B9%E6%A3%80%E6%B5%8B%E5%88%B0%E9%94%99%E8%AF%AF%E7%9A%84%E5%B8%A7%E4%BD%BF%E7%94%A8%E5%90%A6%E5%AE%9A%E7%A1%AE%E8%AE%A4%E6%88%96%E9%80%89%E6%8B%A9%E6%8B%92%E7%BB%9D%E8%A6%81%E6%B1%82%E9%87%8D%E5%8F%91%EF%BC%9B%E6%9C%AA%E5%87%86%E5%A4%87%E5%A5%BD%E6%8E%A5%E6%94%B6%E4%B8%8B%E4%B8%80%E5%B8%A7%E6%97%B6%EF%BC%8C%E7%94%A8%E6%8E%A5%E6%94%B6%E6%9C%AA%E5%87%86%E5%A4%87%E5%A5%BD%E6%9A%82%E5%81%9C%E5%AF%B9%E6%96%B9%E7%9A%84%E5%8F%91%E9%80%81%E3%80%82%E6%96%AD%E5%BC%80%E9%93%BE%E8%B7%AF%EF%BC%9A%E4%B8%80%E6%96%B9%E5%8F%91%E9%80%81%E4%B8%80%E4%B8%AA%E6%96%AD%E8%BF%9E%E5%91%BD%E4%BB%A4%EF%BC%8C%E5%8F%A6%E4%B8%80%E6%96%B9%E7%94%A8%E4%B8%80%E4%B8%AAUA%E5%B8%A7%E8%BF%9B%E8%A1%8C%E5%93%8D%E5%BA%94%E3%80%82PPP%E5%8D%8F%E8%AE%AE%E7%9A%84%E7%BB%84%E6%88%90%0APPP%E7%94%B1%E4%BB%A5%E4%B8%8B%E4%B8%89%E9%83%A8%E5%88%86%E7%BB%84%E6%88%90%EF%BC%9A%0A%E4%B8%80%E7%A7%8D%E5%9C%A8%E4%B8%B2%E8%A1%8C%E9%80%9A%E4%BF%A1%E7%BA%BF%E8%B7%AF%E4%B8%8A%E7%9A%84%E7%BB%84%E5%B8%A7%E6%96%B9%E5%BC%8F%EF%BC%8C%E7%94%A8%E4%BA%8E%E5%8C%BA%E5%88%86%E5%B8%A7%E7%9A%84%E8%BE%B9%E7%95%8C%EF%BC%8C%E5%B9%B6%E5%8F%AF%E6%94%AF%E6%8C%81%E5%B7%AE%E9%94%99%E6%A3%80%E6%B5%8B%E3%80%82%E4%B8%80%E4%B8%AA%E7%94%A8%E4%BA%8E%E5%BB%BA%E7%AB%8B%E3%80%81%E9%85%8D%E7%BD%AE%E3%80%81%E6%B5%8B%E8%AF%95%E5%92%8C%E6%8B%86%E9%99%A4%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E7%9A%84%E9%93%BE%E8%B7%AF%E6%8E%A7%E5%88%B6%E5%8D%8F%E8%AE%AELCP%E3%80%82%E4%B8%80%E7%BB%84%E7%BD%91%E7%BB%9C%E6%8E%A7%E5%88%B6%E5%8D%8F%E8%AE%AE%EF%BC%88NCP%EF%BC%89%EF%BC%8C%E7%94%A8%E4%BB%A5%E6%94%AF%E6%8C%81%E4%B8%8D%E5%90%8C%E7%9A%84%E7%BD%91%E7%BB%9C%E5%B1%82%E5%8D%8F%E8%AE%AE%E3%80%82%E4%BD%BF%E7%94%A8PPP%E9%80%9A%E4%BF%A1%E7%9A%84%E5%85%B8%E5%9E%8B%E8%BF%87%E7%A8%8B%E5%BB%BA%E7%AB%8B%E8%BF%9E%E6%8E%A5%EF%BC%9A%0A%E5%9C%A8%E4%B8%A4%E4%B8%AAmodem%E4%B9%8B%E9%97%B4%E5%BB%BA%E7%AB%8B%E7%89%A9%E7%90%86%E8%BF%9E%E6%8E%A5%EF%BC%9B%E4%BD%BF%E7%94%A8LCP%E5%BB%BA%E7%AB%8B%E9%93%BE%E8%B7%AF%EF%BC%9B%0A%E4%BD%BF%E7%94%A8NCP%E9%85%8D%E7%BD%AE%E7%BD%91%E7%BB%9C%E5%B1%82%EF%BC%8C%E7%89%B9%E5%88%AB%E6%98%AF%E6%94%AF%E6%8C%81IP%E7%9A%84NCP%E4%BC%9A%E5%90%91ISP%E7%94%B3%E8%AF%B7%E5%88%86%E9%85%8D%E4%B8%80%E4%B8%AAIP%E5%9C%B0%E5%9D%80%EF%BC%9B%E4%BC%A0%E8%BE%93%E6%95%B0%E6%8D%AE%E6%8B%86%E9%99%A4%E8%BF%9E%E6%8E%A5%EF%BC%9A%0A%E4%BD%BF%E7%94%A8NCP%E6%8B%86%E9%99%A4%E7%BD%91%E7%BB%9C%E5%B1%82%E8%BF%9E%E6%8E%A5%EF%BC%8C%E9%87%8A%E6%94%BEIP%E5%9C%B0%E5%9D%80%EF%BC%9B%E4%BD%BF%E7%94%A8LCP%E5%85%B3%E9%97%AD%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E5%B1%82%E8%BF%9E%E6%8E%A5%EF%BC%9B%E9%87%8A%E6%94%BE%E7%89%A9%E7%90%86%E8%BF%9E%E6%8E%A5%E3%80%82PPP%E4%B8%8EHDLC%E5%B8%A7%E7%BB%93%E6%9E%84%E7%9A%84%E4%B8%8D%E5%90%8C%0APPP%E9%87%87%E7%94%A8%E5%AD%97%E7%AC%A6%E5%A1%AB%E5%85%85%E8%80%8C%E4%B8%8D%E6%98%AF%E6%AF%94%E7%89%B9%E5%A1%AB%E5%85%85%EF%BC%8C%E8%BF%99%E6%98%AF%E5%9B%A0%E4%B8%BAPPP%E6%98%AF%E9%9D%A2%E5%90%91%E5%AD%97%E7%AC%A6%E7%9A%84%EF%BC%8C%E4%BD%86PPP%E4%B9%9F%E8%83%BD%E5%9C%A8%E9%9D%A2%E5%90%91%E6%AF%94%E7%89%B9%E7%9A%84%E7%BA%BF%E8%B7%AF%EF%BC%88%E5%A6%82HDLC%EF%BC%89%E4%B8%8A%E4%BD%BF%E7%94%A8%E3%80%82%E5%9C%B0%E5%9D%80%E5%AD%97%E6%AE%B5%E6%80%BB%E6%98%AF0xFF%EF%BC%8C%E5%85%8D%E5%8E%BB%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E5%9C%B0%E5%9D%80%E7%9A%84%E5%88%86%E9%85%8D%E3%80%82%E6%8E%A7%E5%88%B6%E5%AD%97%E6%AE%B5%E7%BC%BA%E7%9C%81%E4%B8%BA03%EF%BC%8C%E5%8D%B3%E7%BC%BA%E7%9C%81%E6%97%B6%E9%87%87%E7%94%A8%E4%B8%8D%E5%8F%AF%E9%9D%A0%E6%97%A0%E7%BC%96%E5%8F%B7%E7%9A%84%E6%95%B0%E6%8D%AE%E4%BC%A0%E8%BE%93%E6%96%B9%E5%BC%8F%EF%BC%8C%E4%BD%86%E9%9C%80%E8%A6%81%E6%97%B6%E4%B9%9F%E5%8F%AF%E4%BB%A5%E5%8D%8F%E5%95%86%E9%87%87%E7%94%A8%E5%8F%AF%E9%9D%A0%E7%9A%84%E6%9C%89%E7%BC%96%E5%8F%B7%E7%9A%84%E6%95%B0%E6%8D%AE%E4%BC%A0%E8%BE%93%E6%96%B9%E5%BC%8F%E3%80%82%E5%A2%9E%E5%8A%A0%E4%BA%86%E5%8D%8F%E8%AE%AE%E5%9F%9F%EF%BC%8C%E7%94%A8%E4%BA%8E%E6%8C%87%E5%87%BA%E8%BD%BD%E8%8D%B7%E5%AD%97%E6%AE%B5%E4%B8%AD%E6%90%BA%E5%B8%A6%E7%9A%84%E6%98%AF%E5%93%AA%E7%B1%BB%E5%88%86%E7%BB%84%EF%BC%8C%E4%BB%8E%E8%80%8C%E5%8F%AF%E4%BB%A5%E6%94%AF%E6%8C%81LCP%E3%80%81NCP%E5%8F%8A%E4%B8%8D%E5%90%8C%E7%9A%84%E7%BD%91%E7%BB%9C%E5%B1%82%E5%8D%8F%E8%AE%AE%E3%80%82%E8%AE%B8%E5%A4%9A%E5%AD%97%E6%AE%B5%E7%9A%84%E9%95%BF%E5%BA%A6%E6%98%AF%E5%8F%AF%E4%BB%A5%E5%8D%8F%E5%95%86%E7%9A%84%EF%BC%8C%E8%80%8C%E4%B8%94%E6%94%AF%E6%8C%81%E5%A4%B4%E9%83%A8%E5%8E%8B%E7%BC%A9%E3%80%82PPP%E9%93%BE%E8%B7%AF%E7%9A%84%E9%85%8D%E7%BD%AE%E3%80%81%E7%BB%B4%E6%8A%A4%E5%92%8C%E7%BB%88%E6%AD%A2%0AEstablish%20Authenticate%20Dead%20Network%20Terminate%20Open%E8%BD%BD%E6%B3%A2%E6%A3%80%E6%B5%8B%20%E9%80%89%E9%A1%B9%E5%90%8C%E6%84%8F%20%E8%AE%A4%E8%AF%81%E6%88%90%E5%8A%9FNCP%E9%85%8D%E7%BD%AE%20%E7%BB%93%E6%9D%9F%E5%A4%B1%E8%B4%A5%20%E8%BD%BD%E6%B3%A2%E8%B7%8C%E8%90%BD%0A%E5%9B%BE3-14%20PPP%E9%93%BE%E8%B7%AF%E7%AE%80%E5%8D%95%E7%9A%84%E7%8A%B6%E6%80%81%E8%BD%AC%E7%A7%BB%E5%9B%BE%E5%A4%B1%E8%B4%A5PPP%E7%9A%84%E7%89%B9%E6%80%A7%0APPP%E6%98%AF%E4%B8%80%E4%B8%AA%E9%80%82%E5%90%88%E4%BA%8E%E8%BF%90%E8%A1%8C%E5%9C%A8modem%E6%8B%A8%E5%8F%B7%E7%BA%BF%E8%B7%AF%E3%80%81HDLC%E6%AF%94%E7%89%B9%E4%B8%B2%E8%A1%8C%E7%BA%BF%E8%B7%AF%E3%80%81SONET%E5%92%8C%E5%85%B6%E5%AE%83%E7%89%A9%E7%90%86%E5%B1%82%E4%B8%8A%E5%B9%B6%E6%94%AF%E6%8C%81%E5%A4%9A%E7%A7%8D%E7%BD%91%E7%BB%9C%E5%B1%82%E5%8D%8F%E8%AE%AE%E7%9A%84%E6%95%B0%E6%8D%AE%E9%93%BE%E8%B7%AF%E5%B1%82%E5%8D%8F%E8%AE%AE%EF%BC%9BPPP%E6%94%AF%E6%8C%81%E9%94%99%E8%AF%AF%E6%A3%80%E6%B5%8B%E3%80%81%E9%80%89%E9%A1%B9%E5%95%86%E5%AE%9A%E3%80%81%E5%A4%B4%E9%83%A8%E5%8E%8B%E7%BC%A9%E5%8F%8A%E5%8F%AF%E9%9D%A0%E4%B8%8E%E4%B8%8D%E5%8F%AF%E9%9D%A0%E7%9A%84%E6%95%B0%E6%8D%AE%E4%BC%A0%E8%BE%93%E6%9C%8D%E5%8A%A1%E3%80%82%E6%9C%AC%E7%AB%A0%E7%9F%A5%E8%AF%86%E8%A6%81%E7%82%B9%0A%E4%B8%A4%E7%A7%8D%E4%B8%BB%E8%A6%81%E7%9A%84%E5%B8%A7%E8%BE%B9%E7%95%8C%E6%A0%87%E8%AE%B0%E6%96%B9%E6%B3%95%E6%B5%B7%E6%98%8E%E7%A0%81%E7%9A%84%E7%BC%96%E7%A0%81%E5%92%8C%E6%A0%A1%E9%AA%8CCRC%E7%A0%81%E7%9A%84%E7%BC%96%E7%A0%81%E5%92%8C%E6%A0%A1%E9%AA%8C%E5%81%9C-%E7%AD%89%E5%8D%8F%E8%AE%AE%E6%BB%91%E5%8A%A8%E7%AA%97%E5%8F%A3%E5%8D%8F%E8%AE%AE%EF%BC%9AGo%20Back%20n%EF%BC%8C%E9%80%89%E6%8B%A9%E9%87%8D%E4%BC%A0HDLC%EF%BC%9A%E5%B8%A7%E7%BB%93%E6%9E%84%EF%BC%8C%E5%B8%A7%E7%B1%BB%E5%9E%8BPPP%EF%BC%9A%E5%B8%A7%E7%BB%93%E6%9E%84%EF%BC%8C%E9%80%9A%E4%BF%A1%E8%BF%87%E7%A8%8B2%EF%BC%8C12%EF%BC%8C15%EF%BC%8C17%EF%BC%8C31%2016%EF%BC%8C22%EF%BC%8C23%EF%BC%8C24

培训机构教务系统

教学质量

当代职业教育