1. National Engineering Laboratory for Highway Maintenance Equipment, Chang’an University, CHANG’AN UNIVERSITY Middle-section of Nan’er Huan Road, Xi’an, ShaanXi Province 710064, China
2. State Key Laboratory for Manufacturing System Engineering, School of Mechanical Engineering, Xi’an Jiaotong University, 710049 Xi’an, Shaanxi, China
3. Institute of Medical and Biological Engineering, School of Mechanical Engineering, University of Leeds, Leeds LS2 9JT, UK
4. Tribology Research Institute, School of Mechanical Engineering, Southwest Jiaotong University, 610031, Chengdu, Sichuan, China
5. Xianning West Road, Xi'an, Shaanxi 710049, China