A.drop strakes
B.stealers
C.throughs
D.voids
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A.help keep the deck dry
B.prevent stress concentrations on the stringer plate
C.protect against twisting forces exerted on the frame of the vessel
D.reinforce the side stringers
A.plating
B.beam
C.stiffener
D.stanchion
A.located next to and parallel to the keel
B.located next to and parallel to the gunwale
C.another term for the bilge keel
D.another term for the rub rail
A.increased capacity to set flooding boundaries
B.decreased capacity to set flooding boundaries
C.reduced compartmentation
D.greater deck load capacity
A.doggers
B.fidleys
C.freeing ports
D.swash ports
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Freeboard is measured from the upper edge of the（）.
Electric cargo winches have an overload safety device which normally cuts the current to the winch motor（）.
Damaged bulkheads often take a permanent set which is independent of the panting or bulge caused by water pressure. To control this，you should（）.
The opening in the deck that leads the anchor cable outside the hull is the（）.
One function of a bulwark is to（）.
Bilge keels are fitted on ships to（）.
Owing to the greater girth of a ship amidships than at the ends，certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called（）.
Fuel oil tank vents are fitted with a screen which will stop（）.
Prior to magnetic particle inspection of anchor chain，the chain should be（）.
Forecastle deck is located in the ship’s（）.