A.Begin fighting the fire immediately
B.Await further orders from the Master
C.Let go the lines to let the vessel drift to an anchorage
D.Send a person to summon the shore authorities
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A.Cleaner
B.Effective on metal fires
C.Greater range
D.More cooling effect
A.conducts electricity
B.should be directed at the base of the fire
C.is most effective on burning gases which are flowing
D.extinguishes by cooling oil fires below ignition temperature
A.meet
B.face
C.be in font of
D.follow
A.meet the applicable standards
B.be marked as additional equipment
C.be stowed in a separate area
D.All of the above
A.Cooling ability
B.Leaves no residue
C.Penetrating power
D.Nonconductivity
最新試題
A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in（）.
A ship must have a self-contained breathing apparatus to be used as protection from gas leaking from a refrigeration unit. To meet this requirement，you may use（）.
A spanner is a（）.
A small fuel spillage has occurred during helicopter refueling. After the leak has been stopped and fire-control personnel have been notified and are standing by，the next step is to（）.
An ABC dry chemical fire extinguisher would be LEAST effective against a fire in（）.
According to the regulations，what fire safety control feature is required in quick-closing shut off valves?（）
An inert gas system is designed to reduce the possibility of tank explosions by（）.
At night while the ship is tied up to the dock，a fire breaks out in a cargo hatch. After sounding the alarm，what should the person on watch do?（）
Any firefighting equipment that is carried in addition to the minimum required must（）.
As compared to carbon dioxide，dry chemical has which advantage?（）.