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Terms
for subject
Mineralogy
containing
煤
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all forms
Chinese
English
liptobiolith
残植
煤
高等植物遗体经残植化作用,抱子、花粉、树脂、树皮等稳定组分富集,经成煤作用转变成的煤
liptobiolite
褐
煤
泥炭或腐泥经成岩作用转变成的煤化程度低的煤。其外观多呈褐色,光泽暗淡,含有较高的内在水分和不同数量的腐殖酸
brown coal
褐
煤
泥炭或腐泥经成岩作用转变成的煤化程度低的煤。其外观多呈褐色,光泽暗淡,含有较高的内在水分和不同数量的腐殖酸
lignite
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