Oilpaper capacity type wall bushing is used for insulation and fixed HV or EHV conductor that crosses the wallboard of building in power plant and substation mainly.是什么意思_Oilpaper capacity type wall bushing is used for insulation and fixed HV or EHV conductor that crosses the wallboard of building in power plant and substation mainly.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句