A.Clogged air intake falters
B.Piston blow-by
C.A defective after-cooler
D.Faulty exhaust valves
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A.Splash
B.Gravity
C.Pressure
D.Bypass
A.scavenging action of the piston
B.piston type vacuum pump taking suction off a differential manometer
C.gland exhausting manometer
D.crankcase exhaust fan
A.prevent soot fires in the exhaust system
B.prevent exhaust gas erosion of the tubes
C.increase the velocity of exhaust gas flow
D.increase the rate of heat transfer
A.a spindle lubricator
B.an oil jet
C.internal splashing
D.drilled passages in the crankshaft
A.the same, whether at sea, or during maneuvering
B.adjusted during each hour of operation while at constant RPM
C.higher at sea than while maneuvering
D.lower at sea than while maneuvering
最新試題
In using reduction gears to obtain efficient propeller speeds, （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Proper filtering and straining of fuel oil is important because the （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
A diesel engine piston ring face is in direct contact with the （）.
To determine if the lube oil filter elements need changing, （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
Maximum horsepower of a diesel engine is attained （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
White smoke exhausting from an operating diesel engine may indicate （）.