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
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
What is the function of the thrust bearing?（）
In using reduction gears to obtain efficient propeller speeds, （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Lube oil cannot be efficiently filtered if its （）.
A thrust bearing is used with a propulsion diesel engine to （）.
The function of diesel engine piston compression rings is to （）.