1. College of Science, Xi’an University of Science and Technology, Xi’an, China
2. Department of Basic Courses, Mechanics Research Center, Xi’an University of Science and Technology, Xi’an, China
3. School of Mechanical Engineering, Xi’an University of Science and Technology, Xi’an, China
4. State Key Laboratory for Strength and Vibration of Mechanical Structures, Xi’an Jiaotong University, Xi’an, China