电厂煤炭库存
power plant coal inventory
月末库存存量状态
month-end inventory stock status
7种煤煤质
coal quality of seven coal samples
CO2-N2赋存煤层
coal seam containing CO2 and N2
安徽省煤炭科学研究院
Institute of Coal Sciences of Anhui Province
创新煤炭管理体制
Innovation of Coal Administrative System
大型煤炭基地
large coal producing bases
大型煤炭企业
large-sized coal mine company
Large-scale Coal Enterprises
large-sized coal company
地下煤炭气化
underground coal gasification
东北煤炭地质局101勘探队
the first exploration bureau
Northeast Bureau of Coal Geology
Tieling
liaoning