Ren, Guojun
Article History
Received: 26 July 2019
Revised: 21 August 2020
Accepted: 12 October 2020
First Online: 28 October 2020
Competing Interest
: The paper was created during employment at Thordon Bearings Inc. The author declares that the objective of this work was fully devoted to a solution of the particular problem in engineering and a better understanding its scientific nature in general. There is no any commercial or associated interest that represent a conflict of interest in connection with the work to a third party.