单项选择题
Worn main bearings in a diesel engine can result in （）
A.decreased compression pressure
B.increased lube oil pressure
C.lower lube oil temperature
D.excessive leakage past the piston rings
点击查看答案&解析
相关考题
-
单项选择题
When monitoring diesel engine performance, the most useful instrument to use is the （）
A.dwell-tachometer
B.exhaust gas pyrometer
C.fuel flow rate mete
D.exhaust gas analyzer -
单项选择题
Low compression in a diesel engine could be caused by（）
A.worn or broken cylinder liner sealing rings
B.high cooling water temperature
C.worn or broken piston rings
D.low fuel oil pressure -
单项选择题
The most common instrument used to measure diesel engine exhaust pressure is the （）
A.pyrometer
B.bourdon gauge
C.pneumercator
D.manometer
