bituminous lignite ; pitch coal
... tar asphalt 焦油沥青 tar coal 沥青褐煤 tar gas 焦油气 ...
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... bituminous lignite 沥青褐煤 lignite wax 褐煤蜡 woody lignite 木质褐煤,木状褐煤,...
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土状沥青褐煤 marahuite
沥青质褐煤 bituminous brown coal
褐煤沥青 lignite pitch
·2,447,543篇论文数据，部分数据来源于NoteExpress
褐煤、腐殖酸、残余植物碎屑和地沥青等是现存有机质的主要类型。
Lignitous coal, humic acid, fragments of plant remnants and asphalt are main forms of existing organic substances.
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关于能源，除了石油和天然气，还包括煤、褐煤、铀、钍和沥青。
In the energy sector, excluding oil and gas, these include coal, lignite, uranium, and thorium and tar sands.
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