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计算机网络根据传输介质的不同,可以划分成无线网络和有线网络两大类。如卫星通讯、移动通讯等在内的无线通讯网络发展十分迅速,尤其是属于后者的WIFI无线网络已经发展成为前者的有力补充。
According to the different transmission media, computer network can be divided into two categories: wireless network and wired network. Wireless communication networks such as satellite communications and mobile communications are developing rapidly. In particular, the WIFI wireless network belonging to the latter has become a powerful complement to the former.