This system adopts satellite linking route to realize on-the-spot teaching and use IP network on the earth to realize multiple modes of interaction between students and tutors.
该系统采用卫星链路实现教学现场的直播，采用地面IP网实现师生间多模式的交互。
Introduces a design of proxy system of tax fee based on network linking bank and tax bureau.
介绍了一个基于银税联网的税费代收系统的设计。
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