地质代[期];
It shows that potential of generating hydrocarbon of the solid bitumen is low nowadays, oil was cracked to natural gas during the later period of high mature stage, corresponding geologic age is about the sedimentary time between the Nenjiang formation and Mingshui formation ( 80-65 Ma).
大约为1.87%,表征固体沥青现今的成烃潜力较小,原油向天然气转化主要发生在高成熟阶段的晚期,对应的地质年代大约是嫩江组-明水组沉积末(80-65Ma)。
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