negative earthed D.C.two-wire system

英 [negative earthed D.C.two-wire system]
美 [negative earthed D.C.two-wire system]

中文释义

直流双线负极接地系统

单词分析

单词结构：

negative earthed D.C.two-wire system

字母数：36

记忆提示

🎯 重点记忆：

  • 单词拼写：negative earthed D.C.two-wire system
  • 核心含义：直流双线负极接地系统

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更新时间：2026-01-30 19:59:02