1. Hebei Key Laboratory of Earthquake Dynamics Institute of Disaster Prevention Sanhe Hebei 065201 China
2. College of Earth Sciences Jilin University Changchun 130061 China
3. Chengdu Center of China Geological Survey Chengdu 610081 China
4. Key Laboratory of Mineral Resources Evaluation in Northeast Asia Ministry of Natural Resources of China Changchun 130026 China