Provincial;
Key;
Laboratory;
of;
Mechanical;
Equipment;
Health;
Maintenance,;
Hunan;
University;
of;
Science;
and;
Technology,;
Xiangtan;
411201,;
China;
Key;
Laboratory;
of;
Digital;
Manufacturing;
Equipment;
&;
Technology(Huazhong;
University;
of;
Science;
and;
Technology),;
Wuhan;
430074,;
China;