optical line protection switching equipment

英 [optical line protection switching equipment]
美 [optical line protection switching equipment]

中文释义

光线路保护切换设备

单词分析

单词结构：

optical line protection switching equipment

字母数：43

记忆提示

🎯 重点记忆：

  • 单词拼写：optical line protection switching equipment
  • 核心含义：光线路保护切换设备

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更新时间：2026-04-11 21:01:05