A.performance
B.horsepower output
C.fuel consumption
D.scavenge effect
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A.low compression pressure
B.increased piston wear
C.increased cylinder lube oil consumption
D.poor contact between compression rings and liner
A.The sequence of events that produce a power pulse
B.One rotation of the engine crankshaft
C.One stroke of a piston
D.All of the above
A.greater high temperature strength
B.better heat conductivity
C.greater weight per cubic inch
D.increased resistance to wear
A.Atomization
B.Metering
C.Effective stroke
D.Penetration
A.fine atomization
B.high temperature
C.good mixing of fuel and air
D.all of the above
最新試題
The function of diesel engine piston compression rings is to （）.
An automated diesel engine should normally shut down due to （）
The ability of the governor to prevent fluctuations in engine speed is termed （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
To determine if the lube oil filter elements need changing, （）.
A diesel engine piston ring face is in direct contact with the （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
A thrust bearing is used with a propulsion diesel engine to （）.
What is the function of the thrust bearing?（）
The minimum speed an engine must attain before ignition can occur depends upon （）.