underground main earthed electrode

[underground main earthed electrode]
[underground main earthed electrode]

中文释义

井下主接地极

单词分析

单词结构:

underground main earthed electrode

字母数:34

记忆提示

🎯 重点记忆:

  • 单词拼写:underground main earthed electrode
  • 核心含义:井下主接地极