A.Conduction of heat to adjacent surfaces
B.Direct radiation
C.Convection
D.All of the above
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A.closing the compartment except for the ventilators
B.completely closing the compartment
C.leaving the compartment open to the air
D.increasing the air flow to the compartment by blowers
A.salt water and a wire brush
B.caustic soap
C.mild soap and fresh water
D.a holystone
A.are made of bronze，brass，or soft alloy metals
B.should be painted red in order to identify hose lengths
C.are specially hardened to prevent crushing
D.should be greased frequently
A.4Certificate of Inspection
B.Certificate of Seaworthiness
C.Classification Certificate
D.Certificate of Registry
A.able to absorb heat
B.water based
C.nonconducting
D.nontoxic
最新試題
Flames from small leaks of LFG may be extinguished by（）.
Fire hose should be washed with（）.
Foam extinguishes a fire by（）.
Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.
Good housekeeping on a vessel prevents fires by（）.
CO2 cylinders，which protect the small space in which they are stored must（）.
Halon extinguishers used on a class C fire should be directed at the（）.
Firefighting foam is only effective when the foam（）.
Halon from extinguishers used on a class B fire，should be directed（）.
Fire may be spread by which means?（）.