單項(xiàng)選擇題

When whistle signals are used for launching lifeboats，one short blast means（）.

A.use the float-free method only
B.lower all boats
C.raise all boats
D.drill is over，secure all boats

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When should you use distress flares and rockets?（）

A.Only when there is a chance of their being seen by rescue vessels
B.At half-hour intervals
C.At one-hour intervals
D.Immediately upon abandoning the vessel

單項(xiàng)選擇題

When launching a lifeboat，the tricing pennants should be released（）.

A.before the boat is lowered from the stowed position
B.as the boat-fall blocks break clear of the davit head
C.before the boat is lowered from the embarkation level
D.after the boat is released into the water

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When whistle signals are used for launching lifeboats，one short blast means（）.

你可能感興趣的試題

When should you use distress flares and rockets?（）

When launching a lifeboat，the tricing pennants should be released（）.

When whistle signals are used for launching lifeboats，one short blast means（）.