overhead contact line
常见例句
- Ice coating on overhead contact line not only will influence contact line's sag and pole capability, but will influence the flashover voltage of insulator.
接触网覆冰不仅影响接触线的弛度、支柱的容量，在一定程度上还影响着接触网绝缘子的闪络电压。 - In this paper, first, the background and significance of this paper are introduced, and the research status of technique of failure isolation of overhead contact line is presented.
本文首先对论文的研究背景和意义做了简要介绍，并介绍了接触网故障隔离技术的发展及研究现状。 返回 overhead contact line