A.or
B.and
C.nor
D.either
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A.for my vessel crossing safely
B.my vessel is to cross safely
C.for my vessel to cross safely
D.for my vessel's crossing safely
A.the volume of all intact spaces above the waterline
B.an intact space below the surface of a flooded area
C.an intact space which can be flooded without causing a ship to sink
D.the space at which all the vertical upward forces of buoyancy are considered to be concentrated
A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
A.a little deeper aft
B.a little deeper forward
C.at the same draught between fore and aft
D.a balance between two sides
A.increase the righting moment
B.increase the righting arm
C.increase list or trim
D.decrease list or trim
最新試題
Shifting weight aft in heavy weather will reduce the tendency to yaw，but may increase the tendency to（）.
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（）.
A vessel is tender if cargo weight is（）.
The difference between the initial trim and the trim after loading is known as（）.
On a vessel，multiplying a load’s weight by the distance of the load’s center of gravity above the baseline results in a(n)（）.
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.
In practice，it is usual for the ship to be loaded（）to improve the vessel’s movement through the water.
If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
If the buoyant force on a ship’s hull is equal to the displacement tonnage，the ship will（）.
The average of the forward and after drafts is the（）.