A.landing area and sources of vapor ignition
B.main deck
C.engine room
D.drill floor
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A.Lightning in the vicinity
B.An approaching squall line
C.A fire on the pier
D.All of the above
A.Lightning
B.High winds
C.Fire aboard
D.All of the above
A.Bunkering barge alongside
B.Potable water spill on deck
C.Crane hydraulic hose bursts
D.Trim greater than 4 feet
A.Bunkering
B.High winds
C.Potable water spill on deck
A.immediately flush the spill with large quantities of fresh water
B.cover the contaminated surface with soda-ash-soaked lime solution
C.add sodium bisulfate on the contaminated surface and spray it down with water
D.move to a position upwind of the spill and allow the product to boil off
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Fire protection regulations for towing vessels require all crew members to know how to perform each of these tasks EXCEPT（）.
Each fire pump on a tanker must have a pressure gauge located at（）.
Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.
Foam-type portable fire extinguishers are most useful in combating fires involving（）.
Fire protection regulations for towing vessels allow all of these types of fuel piping，EXCEPT（）.
Fittings used for towing must be（）.
During which condition should the operator of a pedestal crane shutdown operations?（）
During storm conditions on a ship，the mooring tensions should be adjusted so that（）.
During the day，a vessel picking up a submarine cable shall carry（）.
Fire protection and manning regulations for towing vessels state that the Master or person in charge must ensure that all crew members who have not participated in the drills or received the safety orientation（）.