單項(xiàng)選擇題

In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.

A.insure that the hawser leads directly aft as it passes over the stern of the towing vessel
B.increase the stability of the towing vessel by raising the hawser off the deck
C.reduce chafing of the towing hawser
D.prevent fouling of the hawser on deck gear located on the stern of the towing vessel

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單項(xiàng)選擇題

If the cause of a sudden severe list is negative initial stability，counterflooding into empty tanks may（）.

A.increase the righting moment
B.cause an increase in the righting arm
C.bring the vessel to an upright equilibrium position
D.cause the vessel to flop to a greater angle

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

In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.

你可能感興趣的試題

If the cause of a sudden severe list is negative initial stability，counterflooding into empty tanks may（）.

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

In astern towing，a tow span，also called the tow bar or towing arch，is used to（）.

If the cause of a sudden severe list is negative initial stability，counterflooding into empty tanks may（）.