coal chemical meaning in English

煤化学制品

Consideration of the prospect concerning coal chemical industry
关于煤化工前途的思考
Perspective on development of coal chemical engineering industry in china
关于中国煤化工发展的几点讨论
Coal chemical engineering developmental direction of datong coal mining group company
大同煤矿集团煤化工的发展方向
The exploration of development pattern on coal chemical engineering industry in lignite areas
褐煤地区煤化工产业发展模式探索
Clean utilization of coal is the developing trend of coal chemical industry in 21st century
煤洁净利用技术是21世纪煤化工的发展方向

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