Fracture genesis mechanism in ZJD area is analyzed from the aspects of abnormal pore fluid pressure in formation, local structural deformation, and fracturing etc.

从地层的异常孔隙流体压力、局部构造形变、断裂作用等多方面分析了ZJD地区裂缝的成因机理。

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Research on inclusions and mudstone compaction curves shows that uncompaction and structural compression are the main factors resulting in abnormal high pressure in Early Cretaceous gas reservoirs.

前人认为超压的形成主要受控于构造挤压作用 ，此外还有高压天然气的注入、构造抬升等因素 ，基本不存在欠压实作用。

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