A.actual depth of water
B.actual depth of water below keel
C.average depth from waterline to hard bottom
D.average depth of water to soft bottom
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A.floors
B.intercostals
C.girders
D.stringers
A.camel
B.dolphin
C.rat guard
D.wedge
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
最新試題
The most common type of davit found on merchant vessels today is the（）.
Limit switches are used on which davits?（）
On a ship，a door that is required to be marked KEEP CLOSED is designed to（）.
The portable radio apparatus means（）.
In ship construction，frame spacing is（）.
Cargo pump relief valves are piped to the（）.
Permission is kindly requested（）the ballast water.
All electrical appliances aboard a vessel should be grounded to（）.
In relation to cargo gear，what does SWL mean?（）.
The exhaust pipe must be gas tight throughout its entire length otherwise（）.