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單項(xiàng)選擇題

If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.

A.at each control station
B.in the chief engineer’s quarters
C.in the captains quarters
D.All of the above are correct

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單項(xiàng)選擇題

White smoke exhausting from an operating diesel engine may indicate （）.

A.a cracked liner
B.burning lube oil
C.an overloaded engine
D.insufficient combustion air

單項(xiàng)選擇題

Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.

A.increasing the volume of intake air
B.shutting off the fuel supply
C.increasing the engine back pressure
D.over-speeding the engine

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