A.require ballast
B.be down by the head
C.sink
D.float
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A.waterline
B.freeboard deck
C.plimsoll mark
D.amidships section
A.average of the observed drafts
B.draft at the center of flotation
C.draft corresponding to the calculated displacement
D.mean of the calculated drafts
A.KG is increased
B.KG is decreased
C.KG is not affected
D.KG increases at light drafts and decreases at deep drafts
A.KM is small
B.KM is high
C.BL is small
D.KB is large
A.INTERNATIONAL LOAD LINE CERTIFICATE
B.PASSENGER SHIP SAFETY CERTIFICATE
C.CARGO SHIP SAFETY CONSTRUCTION CERTIFICATE
D.GENERAL DECLARATION
最新試題
The average of the forward and after drafts is the（）.
On the cargo manifest，the gross weight of a box containing cargo is the weight of the（）.
Reserve buoyancy is the（）.
On a semisubmersible ship，reserve buoyancy is increased by the presence of void spaces above the waterline in the（）.
Aboard a ship，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
My drafts are 28 feet（）and 29 feet aft.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
A vessel is tender if cargo weight is（）.
The center of the underwater volume of a floating vessel is the（）.
For a floating vessel，true mean draft is always the（）.