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第1题
Reducing free surfaces has the effect of lowering the ______.
A.uncorrected KG
B.virtual height of the center of gravity
C.metacenter
D.metacentric height
第2题
A. initial stability
B. free surface
C. stability at large angles of inclination
D. permeability
第3题
A.Reduce the free surface effect and raise the KG
B.Not have any effect on free surface and raise the KG
C.Reduce the free surface effect and lower the KG
D.Not have any effect on free surface and lower the KG
第4题
Television has ______ on people's character.
A.a positive effect
B.a negative effect
C.no effect
D.s beneficial effect
第5题
A. The slowing is only temporary and the vessel will probably suddenly capsize or plunge from loss of stability due to change in the waterplane area
B. The vessel can probably be saved if further flooding can be stopped
C. The vessel will continue to slowly list and/or trim due to the free surface effect and free communication effect
D. The vessel will suddenly flop to the same or greater angle of list on the other side and may capsize
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