1. Department of Engineering Mechanics, Chongqing University, Chongqing 400044, China
2. Chongqing Key Laboratory of Heterogeneous Material Mechanics (Chongqing University), Chongqing 400044, China
3. State Key Laboratory of Mechanical Transmission, Chongqing University, Chongqing 400044, China
4. Department of Modern Mechanics, University of Science and Technology of China, Hefei, Anhui 230026, China