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單項(xiàng)選擇題

Load line regulations are designed to insure that a vessel has adequate structural strength and sufficient（）.

A.lifesaving equipment
B.stability
C.mooring tension
D.riser tension

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單項(xiàng)選擇題

In the absence of external forces，the center of gravity of a floating vessel is located directly above the（）.

A.metacenter
B.amidships
C.center of flotation
D.geometric center of the displaced volume

單項(xiàng)選擇題

If the vertical center of gravity (VCG) of a ship rises 1.7 feet，the righting arm (GZ) for the various angles of inclination will（）.

A.decrease
B.increase
C.remain unchanged
D.be changed by the amount of GG' x cosine of the angle

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