1. Postgraduate Student, College of Civil Engineering, Fuzhou Univ., No. 2 Xueyuan Road, Fuzhou 350116, China.
2. Professor, College of Civil Engineering, Fuzhou Univ., No. 2 Xueyuan Road, Fuzhou 350116, China (corresponding author).
3. Professor, College of Civil Engineering, Fuzhou Univ., No. 2 Xueyuan Road, Fuzhou 350116, China.