The ground subsidence causes the special damages: earthquake of collapse, forming of moving trough basin and rock falling and slipping.
它们造成的特殊危害分别有塌陷地震、形成槽形移动盆地和产生崩塌、滑坡。
2
Liujiang basin is an important water source area of Qinhuangdao city. The surface collapse will happen at hidden karst areas, due to much exploiting of ground-water.
柳江盆地是秦皇岛市的重要水源地，由于大量开采地下水，在隐伏岩溶发育区将引起地表塌陷。
3
Modern collapse-landslide and ground subsidence are very serious hazards in Weihe basin.