经历过碳酸盐化作用的碳酸盐颗粒显示出伪六边形的微晶结构，其次生孔隙发育不良。
Grains of carbonate experienced marmorization show pseudo - hexagonal poikilitic structure with poorly developed secondary pores.
在海相过成熟碳酸盐岩干气区由油系烃源层、煤系烃源层形成的烃源，制约着气藏的形成与展布。
The gas-pool formation and distribution are controlled by hydrocarbon source from oil-measure and coal-measure strata which constitute a dry gas area of marine over-mature carbonate rock.
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