Funding for this research was provided by:
China Postdoctoral Science Foundation (2018M640797)
Open fund of Hubei key laboratory of mechanical transmission and manufacturing engineering in Wuhan University of Science and Technology (2017A05)
Young researcher project funded by South China Normal University (17KJ14)
Article History
Received: 26 April 2018
Accepted: 4 February 2019
First Online: 12 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.