1. Professor, School of Civil Engineering, Lanzhou Univ. of Technology, Lanzhou 730050, China (corresponding author). ORCID: .
2. Research Assistant, School of Civil Engineering, Lanzhou Univ. of Technology, Lanzhou 730050, China. ORCID: .
3. Professor, School of Civil Engineering, Qinghai Univ., Xining 810016, China.