openings and development engineering

[openings and development engineering]
[openings and development engineering]

中文释义

井巷工程

单词分析

单词结构:

openings and development engineering

字母数:36

记忆提示

🎯 重点记忆:

  • 单词拼写:openings and development engineering
  • 核心含义:井巷工程