gas permeability of coal seam

[gas permeability of coal seam]
[gas permeability of coal seam]

中文释义

煤层透气性

单词分析

单词结构:

gas permeability of coal seam

字母数:29

记忆提示

🎯 重点记忆:

  • 单词拼写:gas permeability of coal seam
  • 核心含义:煤层透气性