medium-volatile pituminous coal

[medium-volatile pituminous coal]
[medium-volatile pituminous coal]

中文释义

中度挥发烟煤

单词分析

单词结构:

medium-volatile pituminous coal

字母数:31

记忆提示

🎯 重点记忆:

  • 单词拼写:medium-volatile pituminous coal
  • 核心含义:中度挥发烟煤