1. Key Laboratory of Aeronautical Special Rubber Anyang Institute of Technology Anyang 455000 China
2. School of Quality and Technical Supervision Hebei University Baoding 071002 China
3. School of Mechanical Engineering Xi'an Jiaotong University Xi'an 710049 China
4. School of Mechatronics Engineering Henan University of Science and Technology Luoyang 471003 China