coal mine engineering exploration

[coal mine engineering exploration]
[coal mine engineering exploration]

中文释义

煤矿工程勘探

单词分析

单词结构:

coal mine engineering exploration

字母数:33

记忆提示

🎯 重点记忆:

  • 单词拼写:coal mine engineering exploration
  • 核心含义:煤矿工程勘探