four-frequency diplex telegraphy

英 [four-frequency diplex telegraphy]
美 [four-frequency diplex telegraphy]

中文释义

四频双工电报;四频同向双工电报

单词分析

单词结构：

four-frequency diplex telegraphy

字母数：32

记忆提示

🎯 重点记忆：

  • 单词拼写：four-frequency diplex telegraphy
  • 核心含义：四频双工电报;四频同向双工电报

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更新时间：2026-02-07 05:24:08