Data transmission is realized by technologies common in everyday life including blue tooth, cell phone, infra-red, wifi, and wired technologies, all of which operate as part of a network.
通过技术实现数据传输常见于生活中的方方面面，包括蓝牙、手机、红外线、无线、有线技术，它们都作为网络的一个组成部分发挥作用。
It is common recognized in information industry that optical fibre-coaxial network is the optimum wideband transmission network, which has been widely used in CATV and communication industry.
信息行业现已公认，光纤-同轴网是最佳的宽带信息传输网络，并已为各国有线电视，通讯行业广泛采用。
Nowadays, it is common that some CATV users embezzle CATV signal illegally, delay paying for CATV maintenance management, and destroy CATV transmission network infrastructure intentionally.
当前，有线电视用户采用非法手段盗用有线电视信号、拖欠电视收视维护管理费甚至故意破坏有线电视传输网络设施等违章违法行为还比较普遍。
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