【摘要】 以最新研究成果，全面、系统地阐述了大同断陷盆地的地貌特征、晚新生代地层、火山与玄武岩、主要活动断裂、新构造单元与地震活动的空间分布、大同－阳高两次地震的地震构造。在此基础上探讨了今后１０年左右的时间内，大同断陷盆地的地震危险性。更多还原

【Abstract】 BaSed on the latest research achievement,this paper deals with the geomorphic feature,late Cenozoic stratum ,Volcano and basalt, main active fractures , neotectonics and spatial distribution of seismicity,and seis-motectonics of two Datong-Yanggao earthquakes in Datong downfaulted basin,also discusses the macroquakerisk of Datong downfaulted basin in future 10 years.更多还原