The failure mode was divided into two, fist was jagged tear, and the fracture was uneven, with high and low.
其破坏模式分为两种,一是呈锯齿状的撕裂,断口不平整,有高有低;二是较为平齐的台阶式断裂。
As the crystalline limestone and the fracture of axis of fold lines grows in different degree, surface water varies, the collapse develop uneven.
由于灰岩结晶类型、褶皱线轴部裂隙发育程度不同和地表水系等多种原因又造成了研究区塌陷发育的不均性。
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