public safety frequency bands

英 [public safety frequency bands]
美 [public safety frequency bands]

中文释义

公共安全频带

单词分析

单词结构：

public safety frequency bands

字母数：29

记忆提示

🎯 重点记忆：

  • 单词拼写：public safety frequency bands
  • 核心含义：公共安全频带

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更新时间：2026-03-24 12:17:11