1. School of Civil Engineering, Shijiazhuang Tiedao University, Shijiazhuang, China;
2. State Key Laboratory of Mechanical Behavior and System Safety of Traffic Engineering Structures, Shijiazhuang Tiedao University, Shijiazhuang, China;
3. Department of Engineering Mechanics, Shijiazhuang Tiedao University, Shijiazhuang, China;
4. Hebei Key Laboratory of Smart Materials and Structures Mechanics, Shijiazhuang Tiedao University, Shijiazhuang, China