vetical cross section of coal seam

[vetical cross section of coal seam]
[vetical cross section of coal seam]

中文释义

煤层垂向横断面图

单词分析

单词结构:

vetical cross section of coal seam

字母数:34

记忆提示

🎯 重点记忆:

  • 单词拼写:vetical cross section of coal seam
  • 核心含义:煤层垂向横断面图