- primary distribution main
- 一次: once
- 配电: distributing; power distribu ...
- 干线: groundline; trunk line; main ...
- 二次配电干线: secondary distribution mains; secondary distribution trunk line
- 二次配电干网: secondary distribution network
关注微信公众号:chachacidian,回复:一次配电干线,即可在微信中查询翻译