bituminous coal是什么意思 bituminous coal怎么读
bituminous coal的英文翻译是什么意思，词典释义与在线翻译
Noun:- rich in tarry hydrocarbons; burns readily with a smoky yellow flame
bituminous coal的用法和样例
- What can we do with the bituminous coal?
这些烟煤可以用来做什么？ - Soft coal burns with more flames than hard coal.
烟煤燃烧时火焰较无烟煤多。
展开更多
