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單項(xiàng)選擇題

You board an inflatable liferaft that has been hand launched from a sinking vessel. What should you do first after everyone is onboard the liferaft?（）.

A.Cut the painter
B.Operate the radio equipment
C.Open the equipment pack
D.Ventilate the liferaft of CO₂

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單項(xiàng)選擇題

You can determine that a C0₂ fire extinguisher is fully charged by（）.

A.looking at the gage
B.checking the nameplate data
C.weighing by hand
D.weighing on a properly calibrated scale

單項(xiàng)選擇題

You detect oil around your tank vessel while discharging. The first thing to do is（）.

A.try to find out where the oil is coming from
B.call the master
C.have the pumpman check the discharge piping
D.shut down operations

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