Selecting the electric main wiring plan has very important sense to the electric part design of the hydropower station, and in the key link of the electric part design of the hydropower station.

电气主接线方案的选定，对水电站电气部分设计具有非常重要的意义，是水电站电气部分设计的重要环节。

With reference of the designing plan for power supply system in Zhun-Dong railway line, illustrates the rationality for adopting AT power supply mode and V/X wiring traction transformer.

本文结合准东线电气化工程供电的设计方案，说明选择AT供电方式和V/X接线牵引变压器的合理性。

The concrete implementation and comprehensive wiring of the plan;

方案的具体实施与综合布线；

This paper compares and probes the construction of campus network in the respect of service, structure, management and wiring system, and also sets ten principles in its plan.

本文从校园网需提供的服务、结构及组成、校园网管理、布线系统四个方面，对校园网的建设进行了若干方面的比较与探讨，用十个原则加以限定。