subgroup signaling equipment

英 [subgroup signaling equipment]
美 [subgroup signaling equipment]

中文释义

群信号设备，列信号设备

单词分析

单词结构：

subgroup signaling equipment

字母数：28

记忆提示

🎯 重点记忆：

  • 单词拼写：subgroup signaling equipment
  • 核心含义：群信号设备，列信号设备

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更新时间：2026-02-06 05:08:29