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
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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
A.used for electrical fires only
B.the smallest
C.the most accessible
D.the most effective
A.portable
B.semi-portable
C.fixed
D.disposable
A.crewman's duty list
B.Certificate of Inspection
C.shipping articles
D.muster list
最新試題
Foam is a very effective smothering agent and（）.
Fusible-link fire dampers are operated by（）.
Fire extinguishers on inspected vessels are numbered by size I through V，with I being（）.
How does foam extinguish an oil fire?（）.
Fire hose should be washed with（）.
Fire and abandon ship stations and duties may be found on the（）.
Firefighting foam is only effective when the foam（）.
How do you operate a portable CO2 fire extinguisher?（）.
High-velocity fog（）.
Fixed CO2 systems would not be used on crew’s quarters or（）.