normally energized track circuit

英 [normally energized track circuit]
美 [normally energized track circuit]

中文释义

闭路式轨道电路

单词分析

单词结构：

normally energized track circuit

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：normally energized track circuit
  • 核心含义：闭路式轨道电路

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更新时间：2026-02-05 22:56:47