单项选择题
A.install oversized rings B.hone the cylinder liner to allow ring installation C.compress the rings tighter with a compressing tool D.file the ends of the rings
Insufficient end clearance on newly fitted piston rings...
单项选择题Insufficient end clearance on newly fitted piston rings in a diesel enginewill cause the rings to（）
A.jam in the most worn part of the cylinder when the rings expand B.break in the most worn part of the cylinder when the rings expand C.wear eccentrically on the side opposite the end gap D.overheat and jam at the top center on the combustion stroke
Before being shut down, a diesel engine should idle a f...
单项选择题Before being shut down, a diesel engine should idle a few minutes in orderto （）
A.prevent governor surging at shutdown B.make sure the fuel nozzles are flushed clean C.prevent pressure buildup in the fuel lines D.prevent damage from localized overheating
The main propulsion diesel continues running after you ...
单项选择题The main propulsion diesel continues running after you try to shut downYoushould now attempt to（）
A.stop the combustion air supply B.engage the jacking gear C.secure the lube oil pump D.shut off the fuel at the day tank
