1. Assistant Professor, School of Civil Engineering, Harbin Institute of Technology, Harbin 150090, China
2. Professor, School of Civil Engineering, Harbin Institute of Technology, Harbin 150090, China (corresponding author).
3. Professor, School of Civil Engineering, Harbin Institute of Technology, Harbin 150090, China; Professor, School of Civil and Hydraulic Engineering, Dalian Univ. of Technology, Dalian 116024, China
4. Professor, School of Energy Science and Engineering, Harbin Institute of Technology, Harbin 150001, China