A.cooling the outside bulkheads with water
B.shutting all sources of air into the compartment
C.closing the sea chest
D.flooding the compartment with salt water
您可能感興趣的試卷
你可能感興趣的試題
A.contains 15 pounds of CO2
B.weighs 15 pounds when full of CO2
C.has 15 pounds of pressure at the nozzle
D.weighs 15 pounds when empty
A.consealed
B.detained
C.contained
D.kept
A.kept in nonmetal containers
B.discarded as soon as possible
C.cleaned thoroughly for reuse
D.kept in the paint locker
最新試題
Fire alarm system thermostats are actuated by（）.
Fire hose should be washed with（）.
Halon extinguishes a fire by（）.
Good housekeeping on a vessel prevents fires by（）.
Halon from extinguishers used on a class B fire，should be directed（）.
How do you operate a portable CO2 fire extinguisher?（）.
Halon extinguishes fire primarily by（）.
Halon extinguishers used on a class C fire should be directed at the（）.
Fire extinguishing agents used on Class C fires must be（）.
CO2 cylinders，which protect the small space in which they are stored must（）.