單項(xiàng)選擇題During counterflooding to correct a severe list or trim aggravated by an off-center load,a ship suddenly takes a list or trim to the opposite side. You should().

A.continue counterflooding in the same direction
B.continue counterflooding,but in the opposite direction
C.immediately stop counterflooding
D.deballast from the low side


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1.單項(xiàng)選擇題Broken stowage must be reduced to().

A.the minimum
B.to little amount
C.the maximum
D.to great amount

2.單項(xiàng)選擇題Bilge keels are more effective at dampening rolls as the().

A.pitching increases
B.list increases
C.rolling increases
D.draft decreases

3.單項(xiàng)選擇題Before counterflooding to correct a list,you must be sure the list is due to().

A.negative GM
B.flooding
C.off-center weight
D.reserve buoyancy

4.單項(xiàng)選擇題At an angle of loll,the righting arm (GZ) is().

A.maximum
B.negative
C.positive,but reflexive
D.zero

5.單項(xiàng)選擇題At an angle of loll,the capsizing moment is().

A.maximum
B.negative
C.positive
D.zero