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
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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 -
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 -
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A number of bags are worn-out()a certain extent.
A.at
B.in
C.on
D.to
