keep-alive contact

英 [keep-alive contact]
美 [keep-alive contact]

中文释义

电流保持接点;保弧触点

单词分析

单词结构：

keep-alive contact

字母数：18

记忆提示

🎯 重点记忆：

  • 单词拼写：keep-alive contact
  • 核心含义：电流保持接点;保弧触点

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更新时间：2026-01-06 00:56:34