A.in
B.on
C.out
D.with
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A.cargo handling machines
B.deck winches and derricks
C.engine-room tools
D.course controlling system
A.the galvanizing on steel
B.a hatch cover
C.the outer plating of a vessel
D.synonymous with decking
A.away from galleys，living quarters，or navigation spaces
B.only from areas equipped with power ventilation systems
C.from the open deck
D.isolated from sources of vapor ignition
A.degaussed
B.demagnetized
C.soaked
D.sandblasted
A.wooden plug
B.soft rubber plug
C.two-piece soft patch
D.mechanical means of closing
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A wildcat is a（）.
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（）.
The antennas of the trucks on deck are not fitted（）.
One function of a bulwark is to（）.
Bilge keels are fitted on ships to（）.
Electric cargo winches have an overload safety device which normally cuts the current to the winch motor（）.
The platform that supports the derrickman when tripping pipe is called the（）.
Forecastle deck is located in the ship’s（）.
Pollution regulations require that each scupper in an enclosed deck area have a（）.
Buckler plates are（）.