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單項(xiàng)選擇題

If the scavenge fire is of a more major nature, if there is a risk of the fire extending or if the scavenge trunk is adjacent to the crankcase with risk of a hot spot developing it sometimes becomes necessary to （）the engine.

A.stop
B.start
C.speed up
D.slow down

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單項(xiàng)選擇題

The lubrication to the cylinders affected by the fire must be （）to prevent seizure and all scavenge drains must be （）to prevent the discharge of sparks and burning oil from the drains into the engine room.

A.decreased；opened
B.decreased；shut
C.increased；opened
D.increased；shut

單項(xiàng)選擇題

If a scavenge fire starts, the engine must be put to “（）” and the fuel must be taken off the cylinders affected by the fire.

A.stop engine
B.finished with engine
C.dead slow ahead
D.dead slow astern