导读 C=B*log(1+S/N)即35Kbps = 3100 * log[2](1 + x);35Kbps * 1.6 = 3100 * log[2](1 + y);x = 2503.4880y = 274128.8678y/...
C=B*log(1+S/N)即35Kbps = 3100 * log[2](1 + x);35Kbps * 1.6 = 3100 * log[2](1 + y);x = 2503.4880y = 274128.8678y/x = 109.50倍3100 * log[2](1 + 274128.8678 * 11) = 66728.495266728.4952 / (35000 * 1.6) = 1.1917不足20%。
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