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根据国家信息化基础设施建设规划的“三网一平台”体制,有线电视网络现已成为我国三大骨干信息网之一,有线电视网络建设也已被纳为大、中、小城市基础设施建设不可缺少的部分。以往有线电视网络线路多采用架空明线的方式,随着城市道路的建设改造和人们对市容市貌洁净美观的要求,市区内横七竖八的架空线路极大地影响了市容和环境。许多城市纷纷提
According to the “three networks and one platform” system of the national informatization infrastructure construction plan, the cable television network has now become one of the three major backbone information networks in our country. The construction of the cable television network has also been incorporated into the infrastructure construction of large, medium and small cities Indispensable part. In the past, cable TV lines mostly used the overhead overhead line. With the construction and renovation of urban roads and the clean and beautiful appearance of the city appearance, the urban rail lines and overhead lines greatly affected the cityscape and the environment. Many cities have mentioned