Cretaceous sandstone and Eogene mudstone are the main reservoir and caprock.

油气从油气田东部注入,由东向西运移并差异聚集,依次形成凝析气藏、带油环凝析气藏和挥发性油藏.

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But Eogene aquifer cannot be taken as the main objective formation.

下第三系含水层不能作为供水的主要目的层,但能提供高温热水,可作为供热热源.

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