煤炭法 the Coal Industry Law ; coal law ; law of coal ; Coal Act
煤炭气化 Coal gasification ; gasification of coal ; Coal gasification and liquefaction
清洁煤炭 clean coal ; Cleaning Up Coal
煤炭液化 coal liquefaction
煤炭消费量 consumption of coal ; coal consumption
煤炭行业标准 coal Industry standards
煤炭保有资源量 the reserves of coal ; Ownership of coal resources ; Coal maintains resources
煤炭开采和洗选业 mining and washing of coal industry ; Mining and Washing of Coal
煤炭资源税从价计征 a price-based resource tax on coal
煤炭减量或等量替代 policies for coal use reduction and for replacing some coal use with alternative energy sources
当烧烤时，预热炭煤20到30分钟，或直至煤是轻轻涂有炭灰。
When grilling, preheat the coals on your grill for 20 to 30 minutes, or until the coals are lightly coated with ash.
分析结果表明，原料煤的性质是影响活性炭孔隙结构的主要因素。
Obviously, the main effect factor on activated carbon pore structure is the raw material coal property.
柱状活性炭以优质煤、椰壳、木屑为原料，经系列生产工艺精加工而成。
Columnar activated carbon with high quality coal, coconut shell, wood as raw material, through the series production process finishing.
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