tunnel roof settlement

[tunnel roof settlement]
[tunnel roof settlement]

中文释义

隧道拱顶下沉

单词分析

单词结构:

tunnel roof settlement

字母数:22

记忆提示

🎯 重点记忆:

  • 单词拼写:tunnel roof settlement
  • 核心含义:隧道拱顶下沉