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.
接觸網覆冰不僅影響接觸線的弛度、支柱的容量，在一定程度上還影響著接觸網絕緣子的閃絡電壓。 - 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.
本文首先對論文的研究背景和意義做了簡要介紹，竝介紹了接觸網故障隔離技術的發展及研究現狀。 返回 overhead contact line