A.intake valves
B.carburetor
C.exhaust ports
D.injector nozzles
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A.clearance
B.crush
C.pitch
D.thrust
A.bottom blow the boiler
B.treat the water with caustic soda
C.treat the water with chemical scavengers
D.reduce the water alkalinity to recommended readings
A.reduce gas flow turbulence
B.prevent exhaust gas corrosion
C.increase the rate of combustion
D.increase the rate of heat transfer
A.reduce air charge turbulence
B.induce air swirl
C.deflect hot combustion gas away from the valves
D.oppose the effects of piston induced squish
A.fuel oil vapor at the sludge tank vent
B.unburned fuel vapors in the scavenge air receiver
C.lube oil vapors in the crank case
D.lube oil vapors in the engine room
最新試題
Combustion knock occurring in a diesel engine can be caused by （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
In using reduction gears to obtain efficient propeller speeds, （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
The function of diesel engine piston compression rings is to （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Diesel engine control can be obtained by the bridge （）.