A.act as a beam to support vertical deck loads
B.lessen the longitudinal stiffness of the vessel
C.act as a tie to keep the sides of the ship in place
D.act as a web to prevent plate wrinkling due to twisting action on the vessel
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A.wooden planks
B.rush mats
C.steel bars
D.wooden planks and rush mats
A.provide the proper trim
B.prevent negative stability from developing
C.prevent excessive longitudinal stresses
D.control list
A.American Bureau of Shipping
B.Lloyds of London
C.National Cargo Bureau
D.US Salvage
A.Empty double-bottoms and lower holds，and a heavy deck cargo
B.Flooding the forepeak to correct the vessel's trim
C.Having KG smaller than KM
D.Having a small positive righting arm
A.cargo which occupies a large volume of space
B.cargo which requires refrigeration
C.cargo which is very dense
D.homogeneous cargo not enclosed in a container
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Atmospheres laden with coal dust or grain dust caused by loading these cargoes（）.
The center of gravity of a freely swinging load suspended from a pedestal crane acts as if it were located at the（）.
In any case the draught of the vessel at the（）shall not be less than that which is necessary to obtain full immersion of the propeller.
In vessel construction，beams are transverse girders which provide support to（）.
Progressive flooding on a ship is controlled by securing watertight boundaries and（）.
The heavier outboard strake of deck plating on a ship is called the deck（）.
Most very large ocean going vessels，such as bulk carriers and large tankers，tend to squat（）.
Stanchions prevent the entire deck load on a ship from being carried by the（）.
In Hatch No.3 the cargo（）bulk is peaked．
Bags are usually stowed in between the bulk grain（）.