1. Doctoral Candidate, Structural Engineering, Fuzhou Univ., No. 2, Wulongjiang Rd., Fuzhou 350116, China.
2. Associate Professor, College of Civil Engineering, Fujian Univ. of Technology, No. 33, Xuefu South Rd., Fuzhou 350118, China.
3. Professor, College of Civil Engineering, Fuzhou Univ., No. 2, Wulongjiang Rd., Fuzhou 350116, China (corresponding author).