A.high temperature and a high viscosity
B.high temperature and a low viscosity
C.low temperature and a high viscosity
D.low temperature and a low viscosity
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A.vanadium
B.carbon
C.copper
D.ash
A.The amount of fuel injected will be increased
B.The start of injection will be retarded
C.The nozzle will permit fuel to dribble
D.The spray pattern will be distorted
A.speed droop
B.sensitivity
C.stability
D.promptness
A.proper fuel metering
B.complete fuel/air mixing
C.minimal fuel penetration
D.proper fuel timing
A.An increase in compression ratio will increase the ignition lag
B.An increase in compression ratio will decrease the ignition lag
C.A decrease in compression ratio will decrease the ignition lag
D.A decrease in ignition lag will increase the compression ratio
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 （）.
Diesel engine control can be obtained by the bridge （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
An automated diesel engine should normally shut down due to （）
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The highest pressure in a diesel engine cylinder normally occurs （）.