單項(xiàng)選擇題

Fighting a fire in the galley poses the additional threat of（）.

A.contaminating food with extinguishing agent
B.spreading through the engineering space
C.loss of stability
D.a grease fire in the ventilation system

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單項(xiàng)選擇題

During a stability test on a small passenger vessel（）.

A.the vessel must be moored snugly
B.each tank must be partially full to show it does not leak
C.all dunnage，tools，and extraneous items are secured
D.water under vessel must be deep enough to prevent grounding

單項(xiàng)選擇題

Damage stability is the stability（）.

A.which exists when the wind speed is less than 50 knots
B.before collision
C.after flooding
D.at the maximum load