Institute of Earthquake Science;
China Earthquake Administration;
Beijing 100036;
China;
State Key Laboratory of Earthquake Dynamics;
Institute of Geology;
China Earthquake Administration;
Beijing 100029;
China;
College of Disaster Prevention Techniques;
Yanjiao 065201;
China;
China Seismic Network Center;
Beijing 100036;
China;
seismic; inhomogeneous; degree; rock; fracture; experim;