narrow-band direct-printing telegraph equipment

[narrow-band direct-printing telegraph equipment]
[narrow-band direct-printing telegraph equipment]

中文释义

狭频带直接印字电报设备

单词分析

单词结构:

narrow-band direct-printing telegraph equipment

字母数:47

记忆提示

🎯 重点记忆:

  • 单词拼写:narrow-band direct-printing telegraph equipment
  • 核心含义:狭频带直接印字电报设备