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由河北省地震局和唐山市地震局联合主持召开的“唐山晚期强余震研讨会”于2月18日至19日在唐山市举行。国家地震局分析预报中心、地球所、天津市地震局、山东省地震局、安徽省地震局等特邀单位代表以及河北省地震局、沧州地震局、秦皇岛市地震局、唐山市地震局及其所属各县、厂地办和唐山中心台等单位领导和代表共计60余人出席了会议。会上21位代表相继做了学术报告和专题发言,围绕唐山晚期强余震的预报问题,从理论和实践上就唐山地震类型及其判别,唐山地震序列衰减特征、余震活动特点以及强余震前兆时、空演变特征等进行了广泛而深入的多路研
The “Late Tangshan Strong Aftershock Symposium” co-chaired by Seismological Bureau of Hebei Province and Seismological Bureau of Tangshan City was held in Tangshan City from February 18 to February 19. Earthquake Institution, Earthquake Administration of Tianjin, Earthquake Administration of Tianjin, Seismological Bureau of Shandong Province, Anhui Province Seismological Bureau and other invited units and representatives of Hebei Seismological Bureau, Cangzhou Seismological Bureau, Qinhuangdao Seismological Bureau, Tangshan Earthquake Administration and its More than 60 leaders and representatives from all counties, factories and land management offices and Tangshan Central Station attended the meeting. Twenty-one delegates made academic reports and keynote speeches successively. Based on the prediction of the strong aftershocks in the late Tangshan period, from the theoretical and practical aspects, the types of Tangshan earthquakes and their discrimination, the decay characteristics of the Tangshan earthquake sequence, the characteristics of aftershocks and the precursors of strong aftershocks , The evolution of air features such as extensive and in-depth multi-channel research