directional ground r

查询英语单词中文释义、音标、发音和例句。

directional ground relay
英 [directional ground relay]
美 [directional ground relay]

中文释义

定向接地继电器;接地方向继电器

单词分析

单词结构：

directional ground relay

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：directional ground relay
  • 核心含义：定向接地继电器;接地方向继电器

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更新时间：2026-09-01 13:41:13