main signalling equipment

英 [main signalling equipment]
美 [main signalling equipment]

中文释义

总信号设备

单词分析

单词结构：

main signalling equipment

字母数：25

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  • 单词拼写：main signalling equipment
  • 核心含义：总信号设备

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更新时间：2026-02-06 05:27:47