1. Professor, Dept. of Engineering Mechanics, Hohai Univ., Nanjing 210098, China (corresponding author).
2. Lecturer, Ph.D. Candidate, Dept. of Engineering Mechanics, Hohai Univ., Nanjing 210098, China.
3. Post-doctoral, Dept. of Engineering Mechanics, Hohai Univ., Nanjing 210098, China.
4. Senior Engineer, Ph.D., China Communication Construction Company Ltd., Fourth Harbor Engineering Institute, 157 Qianjin Rd., Haizhu District, Guangzhou 510230, China.