單項(xiàng)選擇題Any firefighting equipment that is carried in addition to the minimum required must().

A.meet the applicable standards
B.be marked as additional equipment
C.be stowed in a separate area
D.All of the above


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1.單項(xiàng)選擇題Any extinguishing agent used on a Class C fire must have which important property?()

A.Cooling ability
B.Leaves no residue
C.Penetrating power
D.Nonconductivity

2.單項(xiàng)選擇題An inert gas system on a tanker should be used to().

A.prevent the generation of flammable or combustible gas in tanks
B.blow out cargo lines to prevent gas concentrations
C.dilute tank atmospheres to keep gas concentrations below the lower explosive limit
D.prevent fires in the pumproom by continually displacing flammable vapors

3.單項(xiàng)選擇題An inert gas system is designed to reduce the possibility of tank explosions by().

A.eliminating sparks and fire in the vicinity of cargo tanks
B.removing all hydrocarbon gases from the cargo tanks
C.blanketing cargo tanks with inert foam
D.reducing the oxygen concentration below levels necessary for combustion

4.單項(xiàng)選擇題An important step in fighting any electrical fire is to().

A.stop ventilation
B.stop the vessel
C.de-energize the circuit
D.apply water to extinguish the fire

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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().

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A fuel line breaks,sprays fuel on the hot exhaust manifold,and catches fire. Your FIRST action should be to().

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A large oil fire on the deck of a ship can be fought most effectively with().

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A ship helicopter landing deck on which fueling operations are conducted must have a fire protection system that is capable of discharging at 100 psi pressure a foam spray of at least().

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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?()

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Any ship damaging a pipe could()an immediate danger of fire.

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At the required fire drill conducted aboard a ship,all persons must report to their stations and demonstrate their ability to perform the duties assigned to them().

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A passenger vessel is required to have a supervised patrol when().

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After extinguishing a fire with CO2,it is advisable to().

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A GROUP OF CREW MEMBERS TRAINED FOR FIGHTING FLOODING IN THE VESSEL are known as().

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