近几年来随着地震历史资料的发掘,整理及野外考察的进展,对若干大地震的参数不少同志提出了订正意见。这对于修订地震目录、为地震活动分析提供基本资料是很有必要的。由于工作的继续,又不断发现一些新资料和粗浅的新认识,现仅 In recent years, with the progress of excavation, collation and field investigation of earthquake historical data, many comrades of the parameters of a number of major earthquakes have put forward revised opinions. It is necessary to revise the earthquake catalog and provide basic information for seismic activity analysis. As the work continues, we continue to find some new information and superficial new understandings