A.allow filtration of less viscous oil
B.decrease the pressure drop across the filter
C.improve overall filtration
D.all of the above
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A.line shaft bearings
B.connecting rod beatings
C.main bearings
D.support bearings
A.fuel pump failure
B.fan motor failure
C.increased feedwater consumption
D.decreased boiler efficiency
A.jacket water outlet
B.expansion tank inlet
C.heat exchanger inlet
D.cooling water pump outlet
A.the filter to operate more efficiently
B.the lube oil cooler to be bypassed
C.positive lube oil pump suction to be assured
D.galvanic action in the cooler to be minimized
A.Bed plate
B.Column
C.Entablature
D.Tie rod
最新試題
A thrust bearing is used with a propulsion diesel engine to （）.
In a simple mechanical governor, the （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
In using reduction gears to obtain efficient propeller speeds, （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
White smoke exhausting from an operating diesel engine may indicate （）.
A diesel engine piston ring face is in direct contact with the （）.