A.bottom floor
B.outer bottom
C.shear plating
D.tank top
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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
A.yearly inspection
B.quarterly inspection
C.monthly inspection
D.weekly inspection
最新試題
On a ship，a door that is required to be marked KEEP CLOSED is designed to（）.
The boat is stowed on the davit rather than on a cradle with which type of davit?（）
The bypass valve on a self-contained breathing device should be opened if（）.
The holding capability of an anchor is primarily determined by the（）.
Cargo pump relief valves are piped to the（）.
The purpose of a bilge well is to（）.
If the engine of a survival craft does not start，check to see（）.
An example of a modern anchor which has a stock is a(n)（）.
In the piping systems of a vessel，what type of valve gives the least resistance to fluid flow when fully open?（）.
As oil pipe line connections were broken，（）quantity of oil was caused to spill onto the wharf and into the dock water.