铁法盆地煤变质作用及煤层气生成特征 - 煤炭网 关键词 煤化作用 煤层气 岩浆侵入 铁法盆地 [gap=686]Keywords coalification;coalbed gas;magma intrusion;Tiefa Basin
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degree of coalification [地质] 煤化程度 ; 煤化度
coalification jump 煤化跃变
coalification degree 煤化程度
coalification stage 煤化程度
preorogenic coalification 造山前煤化
jump in coalification 煤化作用突变
coalification series 煤化系列
Greater degree of coalification makes more obvious anisotropy.
煤化程度越高，煤的各向电异性越明显。
Uranium concentration by organic matter is displayed in each stage of coalification.
有机质对铀的富集作用表现在成煤作用的各个阶段。
The rules for forming 49 elements in coal, macerals, and coalification degree were studied.
揭示出煤中49种元素与煤岩组分和煤化程度的成生联系规律。
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