1. Assistant Professor, Dept. of Civil and Environmental Engineering, Faculty of Science and Technology, Univ. of Macau, Macau, China.
2. Professor, Dept. of Civil and Environmental Engineering, Faculty of Science and Technology, Univ. of Macau, Macau, China (corresponding author).
3. Ph.D. Student, Dept. of Civil and Environmental Engineering, Faculty of Science and Technology, Univ. of Macau, Macau, China.