A.unoccupied space below the waterline
B.volume of intact space above the waterline
C.excess of the buoyant force over the gravity force
D.difference in the buoyant force in salt and fresh waters
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A.also called GM
B.the void portion of the ship below the waterline which is enclosed and watertight
C.affected by the number of transverse watertight bulkheads
D.the watertight portion of a vessel above the waterline
A.roll period
B.metacentric height
C.waterplane area
D.vessel's draft
A.ebb tide
B.flood tide
C.spring tide
D.slack water
A.cargo
B.box
C.cargo and box
D.rate weight
A.transverse moment
B.vertical moment
C.righting moment
D.inclining moment
最新試題
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
The difference between the initial trim and the trim after loading is known as（）.
The center of the underwater volume of a floating vessel is the（）.
My drafts are 28 feet（）and 29 feet aft.
Reserve buoyancy is the（）.
A vessel would be referred to as tender when the weight of the cargo is（）.
It is apparent that there was not sufficient depth of water（）and I claim that the estimated arrival draft as radioed to the agent to report to you was a close one.
The average of the forward and after drafts is the（）.
On a semisubmersible ship，reserve buoyancy is increased by the presence of void spaces above the waterline in the（）.
If the buoyant force on a ship’s hull is equal to the displacement tonnage，the ship will（）.