A.camel
B.dolphin
C.rat guard
D.wedge
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A.bottom floor
B.outer bottom
C.shear plating
D.tank top
A.bar securing a cargo port
B.centerline vertical bulkhead
C.deep beam
D.spanner stay
A.increase the lifting capacity
B.increase the lifting radius
C.protect the slings
D.protect the upper part of a load
A.keeps sparks from falling into an open tank
B.secures covers on ullage openings
C.prevents sparks from getting out of an engine's exhaust system
D.grounds static electricity
A.blind flange
B.pivot coupling
C.quick-release coupling
D.spectacle flange
最新試題
The exhaust pipe must be gas tight throughout its entire length otherwise（）.
Static electricity may be built up by the（）.
The holding capability of an anchor is primarily determined by the（）.
The C02 flooding system is actuated by a sequence of steps which are（）.
In ship operations，hoisting and lowering pipe in and out of the drilled hole is the main function of the（）.
An example of a messenger is a（）.
In relation to cargo gear，what does SWL mean?（）.
Permission is kindly requested（）the ballast water.
The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the（）.
The connected joints of pipe，usually made of three joints of pipe approximately 90 feet long，racked in the derrick when making a trip are called a（）.