A.steel
B.aluminum in an aluminum-hulled vessel
C.schedule 80 fire resistant plastic pipe
D.nickel-copper，copper-nickel or annealed copper
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A.used only for pollution response
B.owned and operated by the US government
C.used only within a barge fleeting area
D.used only on inland waters
A.receive a safety orientation or view a videotape before the vessel gets underway
B.view a videotape on safety procedures within 48 hours of reporting for duty
C.receive a safety orientation within 24 hours of reporting for duty
D.none of the above
A.Conduction of heat to adjacent surfaces
B.Direct radiation
C.Convection
D.All of the above
A.completely closing the compartment
B.closing the compartment except for the ventilators
C.leaving the compartment open to the air
D.increasing the air flow to the compartment by blowers
A.used for electrical fires only
B.the smallest
C.the most accessible
D.the most effective
最新試題
During transfer operations，a quantity of propylamine spills on deck. According to the Chemical Data Guide，the correct procedure would be to（）.
During the day，a vessel picking up a submarine cable shall carry（）.
During the course of a voyage，a seaman falls on the main deck and injures his ankle. The Master should submit a Report of Marine Accident，Injury or Death if the（）.
During which condition should the operator of a pedestal crane shutdown operations?（）
Fighting a rig fire in the ballast pumproom with hoses would adversely affect the stability of the rig most 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（）.
Each hand portable fire extinguisher on a ship must be marked with（）.
Fire extinguishers used on ship’s are numbered by size I through V，with I being（）.
Fire protection regulations for towing vessels require any fuel line subject to internal head pressure from fuel in the tank to（）.