单选题Deballasting a double bottom has what affect on KG（）.AKG is increasedBKG is decreasedCKgis not affectedDKG increases at light drafts and decrease at deep drafts
单选题
Deballasting a double bottom has what affect on KG（）.
A
KG is increased
B
KG is decreased
C
Kgis not affected
D
KG increases at light drafts and decrease at deep drafts
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