1. School of Mechatronic Engineering, Jiangsu Normal University, Xuzhou, China
2. State Key Laboratory of Advanced Welding and Joining, Harbin Institute of Technology, Harbin, China
3. Institute of Metal Research, Chinese Academy of Sciences, Shenyang, China
4. National Key Laboratory of Science and Technology on Helicopter Transmission, Nanjing University of Aeronautics and Astronautics, Nanjing, China
5. State Key Laboratory of Advanced Brazing Filler Metals and Technology, Zhengzhou Research Institute of Mechanical Engineering, Zhengzhou, China