分析了台子上滑坡深部位移监测成果和滑坡影响因素的敏感性，在此基础上探讨了滑坡成因。分析认为：滑坡发育的基本条件有软硬相间的有利地层结构、有利的地质构造条件等；滑坡发育的诱发因素有降雨、前缘江水的冲蚀及人类活动等。

On the basis of analysing on the deep displacement monitoring data and the sensitivity affecting factors of Taizhishang landslide, this article inquires into the landslide mechanism. The basic factors are the stratum and the tectonic geology with intervals of hard and soft rockmass mainly, and the induced factors are the rainfall, the erosion of Qingjiang river, the activities of human being and so on.