A.temperature
B.pressure
C.engine speed
D.all of the above
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A.two crankshaft revolutions in a two-stroke/cycle engine
B.two power strokes in a two-stroke/cycle engine
C.one power stroke in a two-stroke/cycle engine
D.two piston strokes in a two-stroke/cycle engine
A.at each control station
B.in the chief engineer’s quarters
C.in the captains quarters
D.All of the above are correct
A.a cracked liner
B.burning lube oil
C.an overloaded engine
D.insufficient combustion air
A.increasing the volume of intake air
B.shutting off the fuel supply
C.increasing the engine back pressure
D.over-speeding the engine
A.During operation at low speed
B.During operation at rated speed, but low power output
C.During acceleration
D.All of the above
最新試題
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
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 （）.
A thrust bearing is used with a propulsion diesel engine to （）.
In a simple mechanical governor, the （）.
A diesel engine piston ring face is in direct contact with the （）.
The function of diesel engine piston compression rings is to （）.
An automated diesel engine should normally shut down due to （）
In using reduction gears to obtain efficient propeller speeds, （）.
Combustion knock occurring in a diesel engine can be caused by （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.