3THREE-DEMENSIONAL SEISMIC VELOCITY TOMOGRAPHY OF THE UPPER CRUST IN TENGCHONG VOLCANIC AREA, YUNNAN PROVINCE243-251
4THE GROUP VELOCITY DISTRIBUTION OF RAYLEIGH WAVES AND CRUSTAL AND UPPER MANTLE VELO-CITY STRCTURE OF THE CHINESE MAIN-LAND AND ITS VICINITY252-259
6PRELIMINARY ANALYSIS OF THE TECTONIC STRESS INTEN-SITY IN THE SOURCE REGION OF TANGSHAN EARTHQUAKE268-276
13Strong Earthquake Activity All Over the World and Strong-Moderate Earthquake Activity Within and Near China (December 2001~January 2002)333-334