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利用地震地层学的原理和方法对苏北坳陷新生代Es~1、Ed~1、Ef、Et的各类隐蔽圈闭作了研究，并圈定了10种类型42个隐蔽圈闭，主要分布在溱潼凹陷、三河次凹和洪泽凹陷。
Based on the principles and methods of seismic stratigraphy, the paper studies the Es1, Ed1, Ef and Et of the Cenozoic in the northern Jiangsu depression and delineates 10 types of 42 subtle traps, the main distribution In the Qintong depression, the Three Rivers and the Hongze depression.