A.not be changed
B.be changed
C.should not be changed
D.should be changed
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A.water discharges from the indicator cocks
B.no water is leaking into crankcase
C.no water in the scavenge belt
D.the rpm is lower than the speed of Dead Slow Ahead
A.viscosity
B.pressure
C.resistance
D.setting point
A.it is dirty
B.it is leaky
C.it has been renewed
D.all the above
A.specific volume
B.density
C.viscosity
D.calorific value
A.by an fuel valve
B.through an inlet valve
C.with an exhaust valve
D.from an outlet valve
最新試題
A diesel engine piston ring face is in direct contact with the （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
The main purpose of the piston oil scraper rings is to （）.
Combustion knock occurring in a diesel engine can be caused by （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
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?（）
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Maximum horsepower of a diesel engine is attained （）.