1. School of Civil Engineering, Southeast University, Nanjing, Jiangsu, China
2. Hubei Key Laboratory of Earthquake Early Warning, Institute of Seismology, China Earthquake Administration, Wuhan, China
3. Kailuan Energy Chemical Co., Ltd., Tangshan, Hebei Province, China
4. School of Civil Engineering, Dalian University of Technology, Dalian, Liaoning, China