1. Assistant Professor, School of Civil and Environmental Engineering, Ningbo Univ., Ningbo, Zhejiang, China.
2. Associate Professor, School of Civil and Environmental Engineering, Ningbo Univ., Ningbo, Zhejiang, China.
3. Professor, School of Civil and Environmental Engineering, Ningbo Univ., Ningbo, Zhejiang, China; Dept. of Civil and Environmental Engineering, Univ. of Alberta, Edmonton, AB, Canada.