Affiliation: | 1. State Key Laboratory of Tribology, Department of Mechanical Engineering, Tsinghua University, Beijing 100084, China;2. Beijing Key Laboratory of Precision/Ultra-precision Manufacturing Equipment and Control, Beijing 100084, China;1. School of Mechanical and Power Engineering, Nanjing Tech University, Nanjing, China;2. College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China;1. Key Laboratory of Mechanism Theory and Equipment Design of Ministry of Education, Tianjin University, Tianjin 300350, China;2. Shanghai Aerospace Equipments Manufacturer Co., Ltd, Shanghai 200245, China |