1. Associate Professor, Key Laboratory of Concrete and Prestressed Concrete Structures of Ministry of Education, and National Prestress Engineering Research Center, Southeast Univ., Nanjing 211189, China.
2. Graduate Student, School of Civil Engineering, Southeast Univ., Nanjing 211189, China.
3. Professor, Key Laboratory of Concrete and Prestressed Concrete Structures of Ministry of Education, and National Prestress Engineering Research Center, Southeast Univ., Nanjing 211189, China (corresponding author).