1. School of Mechanical Engineering, Key Laboratory of High-Efficiency and Clean Mechanical Manufacture of Ministry of Education, National Demonstration Center for Experimental Mechanical Engineering Education, Shandong University, Jinan 250100, China
2. Institute of Marine Science and Technology, Shandong University, Qingdao 266000, China
3. Beijing Jiejiexi Petroleum Equipment Co., Ltd., Beijing 100176, China