A.release
B.relate
C.relieve
D.retain
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A.take
B.think
C.believe
D.consider
A.what
B.that
C.which
D.who
A.received
B.retrieved
C.relieved
D.resumed
A.in charge of
B.arranged
C.decided to
D.the depth of
A.be the first individual to board the craft
B.drain the hydraulic pressure before lowering the craft
C.have a list of the persons assigned to the lifeboat
D.All of the above
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During the manufacture of line，yarns are twisted together in the（）.
During the winter months，the southeast trade winds are（）.
During which condition should the operator of a pedestal crane shutdown operations?（）
Fittings used for towing must be（）.
Each fire pump on a tanker must have a pressure gauge located at（）.
Fire extinguishers used on ship’s are numbered by size I through V，with I being（）.
During storm conditions on a ship，the mooring tensions should be adjusted so that（）.
Foam-type portable fire extinguishers are most useful in combating fires involving（）.
Fire dampers prevent the spread of fire by（）.
Fire may be spread by which means?（）