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电信网、因特网和有线电视网是现代信息传输的三大基础网络,它们在网络结构、信息传递及处理格式、设备部署及其具体性能等方面有各自的技术特点,分别为人们提供适合自己网络特点的业务。
Telecommunication network, Internet and cable television networks are the three basic networks for modern information transmission. They have their own technical characteristics in terms of network structure, information transmission and processing formats, equipment deployment and their specific performance, and provide people with services suitable for their own networks Characteristics of the business.