A.mean draft
B.true mean draft
C.mean of the calculated drafts
D.draft at the center of flotation
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A.trim
B.yaw
C.heel
D.loll
A.lighter／large
B.light／larger
C.lighter／larger
D.light／large
A.be pooped
B.pitchpole
C.broach
D.squat
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
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
最新試題
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
A vessel would be referred to as tender when the weight of the cargo is（）.
The center of volume of the immersed portion of the hull is called the（）.
Deballasting a double bottom has what affect on KG?（）
Intact buoyancy is a term used to describe（）.
Owing to the big draft，the ship is not permitted to go alongside until the time of（）.
Aboard a vessel，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
The difference between the initial trim and the trim after loading is known as（）.
My drafts are 28 feet（）and 29 feet aft.
For a floating vessel，true mean draft is always the（）.