Agricultural College;
JiangxiAgricultural University;
Nanehang 330045;
China;
China Earthquake Networks Center;
Beij'ing 100036;
China;
Department of Precision Instrument andMechanology;
Tsingkua University;
Beijing 100084;
China;
强烈地震; 汶川; 时空; 点模式; 余震序列; 时间尺度; 格局分析; 组成部分;