Funding for this research was provided by:
the Fundamental Research Funds for the Central Universities (16CX06020A)
the Natural Science Foundation of Shandong Province of China (No. ZR2017LEM004)
the Open Fund of Key Laboratory of Oil & Gas Equipment, Ministry of Education (No. OGE201702-07)
the Fundamental Research Funds for the Central Universities (No. 18CX02091A)
Article History
Received: 12 September 2018
Revised: 8 January 2019
Accepted: 11 July 2020
First Online: 19 August 2020