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單項(xiàng)選擇題

The shipboard oil pollution emergency plan will be invalid after （）

A.one year
B.two years
C.four years
D.five years

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單項(xiàng)選擇題

Prior to a ship’s departure, （） may not always be tested.

A.fire fighting pump
B.the steering gear
C.life boat engine
D.the main engine

單項(xiàng)選擇題

Prior to a ship’s departure from any port （） should be tested with deck officer to ensure satisfactory operation.

A.fire fighting pump
B.the steering gear
C.life boat engine
D.the main engine