block-fault

基本解释

CB Oilfield is a complex fault-block and fault nose trap reservoir, there are lots of rivers on the ground, and the underground structure is very complex.
CB油田为复杂断块、断鼻型圈闭油藏，地面河网发育，地下构造复杂。
Strike-slip extensional structural deformation of Dongying group sedimentary period formed shear anticline, faulted anticline, fault-block and fault-nose trap and so on.
东营组沉积时期走滑伸展构造变形形成扭动背斜、断背斜、断块、断鼻等圈闭；
In the case of reservoirs in fractured-block fault type covered by the upper Palaozoic roof rocks, the karst belts are developed in stratification and progressing in sequence in large area.
断裂块断型储集体在有上古生界覆盖的情况下，岩溶带大面积成层发育、依次递进；