A.reduce engine horsepower output
B.aid in silencing the exhaust noise
C.increase the mean effective pressure
D.contribute to effective cylinder scavenging
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A.engine overload
B.low combustion temperature
C.plugged fuel nozzle holes
D.excessive compression pressure
A.controlling the amount of fuel injected into the cylinders
B.varying the speed of the turbocharger
C.adjusting the compression ratio
D.changing the timing of the fuel injection camshaft
A.Direct linkage between the ball-head and fuel rack
B.A servomotor
C.A compensating device
D.Flyweights
A.Stationary
B.Full floating
C.Semi-floating
D.Free rolling
A.less fuel will enter the cylinder
B.lower will be cylinder compression temperatures
C.more complete will be fuel combustion
D.more rapid will be the rise in combustion pressure
最新試題
In using reduction gears to obtain efficient propeller speeds, （）.
An automated diesel engine should normally shut down due to （）
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 （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
White smoke exhausting from an operating diesel engine may indicate （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Diesel engine control can be obtained by the bridge （）.
A diesel engine piston ring face is in direct contact with the （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.