Describes the four stages of the development of the computer network,this paper expounds the present situation and the status of the development of the computer network in China,put forward the prospects for the development of future computer network.%介绍了计算机网络发展的四个阶段，阐述了我国计算机网络发展的现状及地位，对计算机网络的未来发展提出了展望。
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