A.stringers
B.girders
C.breasthooks
D.deck beams
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A.in
B.on
C.out
D.with
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
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The antennas of the trucks on deck are not fitted（）.
The athwartship hull structural members of a ship are（）.
Gross tonnage indicates the vessel’s（）.
The machinery associated with heaving in and running out anchor chain is the（）.
The purpose of cant frames in steel vessels is（）.
Bilge keels are fitted on ships to（）.
One function of a bulwark is to（）.
The riding pawl is（）.
Forecastle deck is located in the ship’s（）.
A single fitting installed in a pipeline that either blanks off the pipe or allows a full flow passage of a liquid through the pipe is referred to as a（）.