1) coal
[英][kəʊl] [美][kol]
煤,石炭
2) carboniferous coal
石炭煤
3) Taiyuan seam group
石炭系煤层
4) Shenhua carboniferous coal
神华石炭煤
5) coal and oil
煤炭与石油
1.
The security risks of coal and oil are resulted from the imbalance of demand and supply of coal and oil and exist in the process of production,transportation,marketing and consumption.
煤炭与石油是当今世界直到20世纪中叶才大量使用的传统一次能源。
6) Coal Measures
石炭煤系(地)
补充资料：标准煤(见煤当量)
标准煤(见煤当量)
standard coal
、~‘~1人、4《1工兀飞coal)见煤当等
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条