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單項(xiàng)選擇題

Aboard ship, vertical flat plates running transverely and connecting the vertiacl keel to the margin plates are called（）.

A.floors
B.intercostals
C.girders
D.stringers

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單項(xiàng)選擇題

Addition of weight above the center of gravity of a vessel will always（）.

A.reduce initial stability
B.increase righting moments
C.increase GM
D.All of the above

單項(xiàng)選擇題

Addition of weight to a vessel will always（）.

A.reduce reserve buoyancy
B.increase righting moments
C.increase GM
D.All of the above

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