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用户接入网是当前人们关注的问题之一.如何建立用户接入网见解颇多,本文简述CATV网的国外某些国家研究概况和我国发展的潜力及设想.
The user access network is one of the current concerns.How to establish a large number of user access network insights, this article briefly CATV network research in some foreign countries and China’s development potential and vision.