ballast distributing and trimming

[ballast distributing and trimming]
[ballast distributing and trimming]

中文释义

道床配碴整形

单词分析

单词结构:

ballast distributing and trimming

字母数:33

记忆提示

🎯 重点记忆:

  • 单词拼写:ballast distributing and trimming
  • 核心含义:道床配碴整形