...electric power communication systems, master station, substation automation [gap=156]关键词：分布式网络协议（DNP3），配电自动化，配电馈线，电力通信系统，主站，变电站自动化 ...
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The aim and significance of daily maintenance in operation of SDH optical transmission equipment for the electric power communication systems, the classification and contents of.
介绍了电力通信系统SDH光传输设备日常运行维护工作的目的及意义、维护工作的分类及内容、日常维护中应注意的一些问题。
The paper introduces the concept and structure of premises distribution systems, and its application in building of electric power conduct and communication.
介绍了综合布线系统的概念及其构成，以及它在电力调度通信大楼中的应用。
This article introduces the concept and structure of premises distribution systems, and its application in building of electric power conduct and communication.
介绍综合布线系统的概念及其构成，以及它在电力调度通信大楼中的应用。
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