Typical extensional structural patterns, cut into a series of complex fault noses and fault blocks by faults of different levels, form under regional extension force in Biyang depression.

泌阳凹陷在区域性引张作用下形成了典型的伸展构造样式——被不同层次断层切割成的一系列复杂断鼻、断块。

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Nanpan River Basin experienced extension, fault depression in middle-late period of Early Triassic and compression fault rising after Ladinian of Middle Triassic.

南盘江盆地三叠纪，经历了早三叠世中、晚期的拉张、断陷和中三叠世拉丁期之后的挤压断隆。

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