Affiliation: | 1. Key Laboratory of High Efficiency and Clean Mechanical Manufacture of Ministry of Education, School of Mechanical Engineering, Shandong University, Jinan 250061, China; Key National Demonstration Center for Experimental Mechanical Engineering Education, Shandong University, Jinan 250061, China2. China Unicom (Shandong) Industrial Internet Co., Ltd., Jinan 250001, China |