standard frequency and time signals

英 [standard frequency and time signals]
美 [standard frequency and time signals]

中文释义

标频时信号

单词分析

单词结构：

standard frequency and time signals

字母数：35

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🎯 重点记忆：

  • 单词拼写：standard frequency and time signals
  • 核心含义：标频时信号

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更新时间：2026-02-05 22:50:02