單項(xiàng)選擇題

A fire in the galley always poses the additional threat of（）.

A.contaminating food with extinguishing agent
B.shutting all sources of air into the compartment
C.closing the sea chest
D.a grease fire in the ventilation system

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單項(xiàng)選擇題

A fire is discovered in the forepeak of a vessel at sea. The wind is from ahead at 35 knots.You should（）.

A.remain on course and hold speed
B.change course and put the stern to the wind
C.change course to put the wind on either beam and increase speed
D.remain on course but slack the speed

單項(xiàng)選擇題

A fire of escaping liquefied flammable gas is best extinguished by（）.

A.cooling the gas below the ignition point
B.cutting off the supply of oxygen
C.stopping the flow of gas
D.interrupting the chain reaction

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A fire in the galley always poses the additional threat of（）.

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A fire is discovered in the forepeak of a vessel at sea. The wind is from ahead at 35 knots.You should（）.

A fire of escaping liquefied flammable gas is best extinguished by（）.