【摘要】 本文根据刘家场地区活动构造发育情况及特征，以及地貌上的迹象，古地震分布情况，分析了该区地震活动与活动断层的关系，并指出因为该区断裂下切深度都不大，所以发生的地震都是浅源地震（平均深度在１１ｋｍ左右）更多还原

【Abstract】 Frow the developed situation and feature of active ruptures near liujiachang area, and its trace of geomorpholos. peleo-seism distribution, the artide analysis the relation between seism and active ruptures in the area, and points most of seism developed in the area belong ing to shallow source seism (average depth is about llkm) because of ruptures shallaw-catting in to the crust.更多还原