voice-frequency signalling

[voice-frequency signalling]
[voice-frequency signalling]

中文释义

音频信号方式

单词分析

单词结构:

voice-frequency signalling

字母数:26

记忆提示

🎯 重点记忆:

  • 单词拼写:voice-frequency signalling
  • 核心含义:音频信号方式