A.visual inspection of the elements
B.the pressure drop across the filter
C.high lube oil sump temperature
D.decrease in oil viscosity from the filter
您可能感興趣的試卷
你可能感興趣的試題
A.steam stop valve
B.dry pipe
C.feedwater system
D.generating tubes
A.an overfilled expansion tank
B.excess chromate treatment of the jacket water
C.a clogged raw water sea suction
D.cavitation erosion of the heat exchanger tubes
A.an isochronous governor
B.elastic engine mounts
C.a vibration damper
D.a cast iron bed plate with good flexible qualities
The air supplied to a diesel engine is compressed to （）
(1) provide heat for the ignition of the fuel
(2) decrease injection delay
A.(1) only is correct
B.(2) only is correct
C.both (1) and (2) are correct
D.neither (1) or (2) are correct
A.metal particles loosened by wear
B.air when no air cleaners are used
C.condensation of water vapors
D.breakdown of the lubricating oil by dilution
最新試題
The minimum speed an engine must attain before ignition can occur depends upon （）.
In a simple mechanical governor, the （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Lube oil cannot be efficiently filtered if its （）.
The function of diesel engine piston compression rings is to （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
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?（）