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
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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
A.convection
B.conduction
C.radiation
D.direct contact
最新試題
Fire dampers prevent the spread of fire by（）.
Fire may be spread by which means?（）
Fire in an engine compartment is best extinguished with carbon dioxide gas (CO2) and by（）.
During transfer operations，a quantity of propylamine spills on deck. According to the Chemical Data Guide，the correct procedure would be to（）.
During which condition should the operator of a pedestal crane shutdown operations?（）
During the day，a dredge will indicate the side on which it is safe to pass by displaying（）.
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（）.
During storm conditions on a ship，the mooring tensions should be adjusted so that（）.
Fighting a rig fire in the ballast pumproom with hoses would adversely affect the stability of the rig most by（）.
Each life preserver must be readily accessible to the person for whom it is intended while he or she is（）.