So it is effective on optimizing the path selection of wireless mesh network based on 802.11 and improving the performance of network .

因此，该参数对于优化基于802.11的无线网格网的路径选择，提高网络性能是行之有效的。

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But the existence of noise funneling in the return path of cable network in HFC system restricts the selection of modulation techniques for the return path.

但HFC网络中同轴电缆网络上行信道中存在的噪声漏斗效应限制了上行信道调制技术的选择。

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But the existence of noise funneling in the return path of cable network in HFC system restricts the selection of modulation techniques for the return path.

但HFC网络中同轴电缆网络上行信道中存在的噪声漏斗效应限制了上行信道调制技术的选择。

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