Funding for this research was provided by:
Postgraduate Education Reform Research Project of Shanxi Province (No.2019JG171)
Natural Science Foundation of Shanxi Province (No.201801D221179,No.201901D111259)
Science and Technology Innovation Project of Higher Education in Shanxi Province (No.2019L0653)
Foundation of Shanxi Province Engineering Research Center for Equipment Digitization and PHM (ZBPHM20201104)
Article History
Accepted: 14 July 2021
First Online: 20 August 2021