Three dynamic systems of entrapment are divided in the Eogene of De Nan depression in terms of stratigraphic, tectonic characteristic and the vertical distribution of abnormal formation pressure.

• 从成藏动力学系统的角度可将德南洼陷下第三系划分为三个成藏动力学系统，即上部、内部和下部成藏动力学系统。