断层破碎带的缓慢蠕动将引起地面的拉张变形或不均匀沉降，对地面建筑物有巨大的破坏作用。
Ground tensile deformation and asymmetry sedimentation are caused by slow creepage of faultage fracture zone, which brings great damage effects to ground buildings.
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。
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.
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 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.
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