A.degaussed
B.demagnetized
C.soaked
D.sandblasted
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A.wooden plug
B.soft rubber plug
C.two-piece soft patch
D.mechanical means of closing
A.drop strakes
B.stealers
C.throughs
D.voids
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
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The perforated，elevated bottom of the chain locker，which prevents the chains from touching the main locker bottom and allows seepage water to flow to the drains，is called a（）.
A wildcat is a（）.
The machinery associated with heaving in and running out anchor chain is the（）.
Pollution regulations require that each scupper in an enclosed deck area have a（）.
The opening in the deck that leads the anchor cable outside the hull is the（）.
The riding pawl is（）.
The athwartship hull structural members of a ship are（）.
The purpose of cant frames in steel vessels is（）.
The Tonnage Certificate indicates（）.
Forecastle deck is located in the ship’s（）.