51. Change over to No.2 lube oil filter and clean No.1 filter.
A、
A、TurnNo.2lubeoilfiltertoNo.1filterandcleanNo.2filter.;
B、
B、TurnNo.1lubeoilfiltertoNo.2filterandcleanNo.2filter.;
C、
C、TurnNo.2lubeoilfiltertoNo.1filterandcleanNo.1filter.;
D、
D、TurnNo.1lubeoilfiltertoNo.2filterandcleanNo.1filter.
发布时间：2025-09-01 06:56:41
