A.one propulsion
B.two propulsions
C.two revolutions
D.one revolution
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A.cooling water
B.vapor from the boiler
C.starting air
D.hot gases
A.constant
B.pulse
C.high
D.none of the above
A.piston crown
B.piston groove
C.piston skirt
D.piston ring belt
A.craned out
B.rolled out
C.lifted out
D.turned out
A.aluminum-plated
B.bronze-plated
C.zinc-plated
D.chromium-plated
最新試題
An automated diesel engine should normally shut down due to （）
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 （）.
In using reduction gears to obtain efficient propeller speeds, （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
A diesel engine piston ring face is in direct contact with the （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
To determine if the lube oil filter elements need changing, （）.
White smoke exhausting from an operating diesel engine may indicate （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.