pre-grouting from the working face

[pre-grouting from the working face]
[pre-grouting from the working face]

中文释义

工作面预注浆

单词分析

单词结构:

pre-grouting from the working face

字母数:34

记忆提示

🎯 重点记忆:

  • 单词拼写:pre-grouting from the working face
  • 核心含义:工作面预注浆