1. SURVEY OF GLOBAL SEISMICITY IN 2003 In 2003, a total of 20 strong earthquakes with Ms7.0 occurred in the world as determined by the Chinese Seismic Station N
The Harvard Global CMT catalogue from 1977 to 1998 is analyzed to investigate the relationbetween the centroid depth and the hypocentral depth. It is observed t
Based on research result concerning the preparation and activity of strong earthquakes ingroups and using the finite element method, a finite element dynamic mo