单项选择题
A.concentrated high and the double bottoms empty B.concentrated low and the double bottoms empty C.evenly distributed vertically with the double bottoms full D.concentrated and with the double bottoms full
A vessel is listed when it is（）.A.down by the headB.dow...
单项选择题A vessel is listed when it is（）.
A.down by the head B.down by the stern C.inclined due to off-center weight D.inclined due to wind
A vessel aground may have negative GM since the（）.A.dec...
单项选择题A vessel aground may have negative GM since the（）.
A.decrease in KM is equal to the loss of draft B.virtual rise of G is directly proportional to the remaining draft C.lost buoyancy method is used to calculate KM，and KB is reduced D.displacement lost acts at the point where the ship is aground
A quick and rapid motion of a vessel in a seaway is an ...
单项选择题A quick and rapid motion of a vessel in a seaway is an indication of a(n)（）.
A.large GM B.high center of gravity C.excessive free surface D.small GZ
