A.blind flange
B.pivot coupling
C.quick-release coupling
D.spectacle flange
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A.a companion way
B.tween-decks
C.stairs
D.Any of the above are acceptable
A.slide rule
B.go-no-go gauge
C.derrick tape
D.amp probe
A.detachable link
B.stud link
C.Kenter link
D.connecting link
A.bitt
B.bollard
C.capstan
D.cleat
A.bow thruster
B.cargo gear
C.steering engine
D.rudder
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Electric cargo winches have an overload safety device which normally cuts the current to the winch motor（）.
The opening in the deck that leads the anchor cable outside the hull is the（）.
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（）.
Pollution regulations require that each scupper in an enclosed deck area have a（）.
The athwartship hull structural members of a ship are（）.
One function of a bulwark is to（）.
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（）.
The opening in the deck beneath the anchor windlass that leads to the chain locker is the（）.
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（）.
Gross tonnage indicates the vessel’s（）.