safety extra-low voltage

英 [safety extra-low voltage]
美 [safety extra-low voltage]

中文释义

安全特低电压

单词分析

单词结构：

safety extra-low voltage

字母数：24

记忆提示

🎯 重点记忆：

  • 单词拼写：safety extra-low voltage
  • 核心含义：安全特低电压

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更新时间：2026-02-07 22:50:07