geological condition type of coal mine

[geological condition type of coal mine]
[geological condition type of coal mine]

中文释义

矿井地质条件类型

单词分析

单词结构:

geological condition type of coal mine

字母数:38

记忆提示

🎯 重点记忆:

  • 单词拼写:geological condition type of coal mine
  • 核心含义:矿井地质条件类型