1. College of Civil Engineering and Mechanics, Xiangtan University, Xiangtan, Hunan, China;
2. Hunan Key Laboratory of Geomechanics and Engineering Safety, Xiangtan University, Xiangtan, China;
3. School of Mathematics and Computational Science, Xiangtan University, Xiangtan, Hunan, China;
4. College of Civil Engineering, Southeast University, Nanjing, Jiangsu, China;
5. Key Laboratory for Green & Advanced Civil Engineering Materials and Application Technology of Hunan Province, College of Civil Engineering, Hunan University, Changsha, China;
6. Key Laboratory of Building Safety and Energy Efficiency of the Ministry of Education, Hunan University, Changsha, China