Parallel programming was designed on the basis of serial programming by using peer-to-peer mode and standard communication mode.

采用对等模式和标准通信模式，在原有的串行程序基础上进行了并行程序的设计。

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Peer to server and peer(P2SP) mode combines the technical advantages of both C/S and P2P, and can not only improve the quality of information service but also control the cost of the sys-tem.

对等服务器网络（P2SP）模式融合了C/S和P2P两者的技术优势，可以提高信息服务的质量，同时控制系统的成本。

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