1. School of Intelligent Manufacturing and Transportation, Chongqing Vocational Institute of Engineering, Chongqing, PR China
2. Henan Province Engineering Research Center of Ultrasonic Technology Application, Pingdingshan University, Pingdingshan, PR China
3. College of Mechanical and Electrical Engineering, Xinjiang Agricultural University, Urumchi, PR China
4. School of Mechanical and Automotive Engineering, Guangxi University of Science and Technology, Liuzhou, PR China