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
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Each cylinder in a two stroke cycle engine experiences combustion（）.
The portable radio apparatus means（）.
The holding capability of an anchor is primarily determined by the（）.
In ship construction，keel scantlings should be the greatest（）.
In relation to cargo gear，what does SWL mean?（）.
The most common type of davit found on merchant vessels today is the（）.
All electrical appliances aboard a vessel should be grounded to（）.
Limit switches are used on which davits?（）
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（）.
If the engine of a survival craft does not start，check to see（）.