A.4Certificate of Inspection
B.Certificate of Seaworthiness
C.Classification Certificate
D.Certificate of Registry
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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
A.smoke sensors
B.the difference in thermal expansion of two dissimilar metals
C.pressure loss due to air being heated
D.an electric eye which actuates when smoke interferes with the beam
最新試題
Foam extinguishes a fire mainly by().
How is the external flotation bladder of an immersion suit inflated?()
How does foam extinguish an oil fire?().
Fire hose couplings().
How do you operate a portable CO2 fire extinguisher?().
Foam-type portable fire extinguishers are most useful in combating fires involving().
Except in rare cases,it is impossible to extinguish a shipboard fire by().
Good housekeeping on a vessel prevents fires by().
Foam is a very effective smothering agent and().
Fusible-link fire dampers are operated by().