railway signaling regulations

[railway signaling regulations]
[railway signaling regulations]

中文释义

铁路信号规则

单词分析

单词结构:

railway signaling regulations

字母数:29

记忆提示

🎯 重点记忆:

  • 单词拼写:railway signaling regulations
  • 核心含义:铁路信号规则