网络效应经济所引发的虚拟企业集群克服传统企业集群的空间、信息、资源等要素聚集的地域限制。
Caused by the network effect economy, the virtual enterprise clusters overcome the geographical restrictions of traditional clusters' factors such as space, information and resources.
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。
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。
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.
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