1. Professor, College of Civil Engineering and Architecture, Guilin Univ. of Technology, Guilin 541004 China. ORCID: .
2. Ph.D. Candidate, College of Civil Engineering and Architecture, Guangxi Univ., Nanning 530004, China (corresponding author).
3. Lecturer, College of Civil Engineering and Architecture, Guilin Univ. of Technology, Guilin 531004, China.
4. Research Fellow, College of Civil Engineering and Architecture, Guilin Univ. of Technology, Guilin 531004, China.