the polygonal fault is tensional fault system with small throws, which is of nontectonic origin.
多边形断层是一种非构造成因的断距微小的张性断层。
the existence of effective cap rock is the key index of performing play evaluation on palaeozoic prospecting, then to consider that tensional fault destroyed the cap rock in limited region.
下古生界的勘探区带评价的关键性指标首先是存在有效盖层,然后考虑张性断层对局部封盖条件的破坏作用。
the north south trending tensional fault zone in the basin was the most active tectonic belt during the plate over collision.
盆地南北向张性断裂带是板块超碰撞期活动最强烈的构造带。