为执行国家地震局“鄂尔多斯周围断陷盆地现今活动特征及其大震重复关系的研究”这一重点科研项目,兰州地震研究所与陕西渭南地区地震办公室组成联合考察队,对韩城地区活动性断裂带进行实地考察。最近在韩城市西原村的西山,发现一处罕见的史前古地震遗 In order to implement the key research project of “Research on the Present Characteristics of the Activities and Repetitive Relationships of Great Earthquakes in Ordovician Fault Basins Around the Ordos” of the State Seismological Bureau, the Lanzhou Seismological Research Institute and the Seismic Office of Weinan Region in Shaanxi Province jointly set up a joint expedition to investigate the activities in Hancheng Fault zone for site visits. Recently in Xichan, Nishikawamura, South Korea, a rare prehistoric quake was discovered