單項(xiàng)選擇題On a vessel,multiplying a load’s weight by the distance of the load’s center of gravity above the baseline results in a(n)().

A.transverse moment
B.vertical moment
C.righting moment
D.inclining moment


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1.單項(xiàng)選擇題On a semisubmersible ship,reserve buoyancy is increased by the presence of void spaces above the waterline in the().

A.submerged hulls
B.quarters
C.columns and upper structure
D.submerged connecting structures

2.單項(xiàng)選擇題My drafts are 28 feet()and 29 feet aft.

A.fore
B.advance
C.before
D.beforehand

3.單項(xiàng)選擇題Keeping the draft at or below the load line mark will insure that the vessel has adequate().

A.ballast
B.reserve buoyancy
C.displacement
D.rolling periods

4.單項(xiàng)選擇題It’ll affect neither the draft()the rotation of discharging.

A.or
B.and
C.nor
D.either

5.單項(xiàng)選擇題It is apparent that there was not sufficient depth of water()and I claim that the estimated arrival draft as radioed to the agent to report to you was a close one.

A.for my vessel crossing safely
B.my vessel is to cross safely
C.for my vessel to cross safely
D.for my vessel's crossing safely