remove oxygen from the area
cool fuel below ignition temperature
smother with CO2
smother fire with foam
第1题:
Halogenated hydrocarbon, Halon in short form,is used on board ship as ________ .
A.fire-extinguishing medium
B.a standard fire test
C.a non-combustible material
D.a fire main
第2题:
Fighting a fire in the galley poses the additional threat of ______.
A.contaminating food with extinguishing agent
B.spreading through the engineering space
C.loss of stability
D.a grease fire in the ventilation system
第3题:
The BEST method of applying foam to a fire is to ______.
A.spray directly on the base of the fire
B.flow the foam down a nearby vertical surface
C.sweep the fire with the foam
D.spray directly on the surface of the fire
第4题:
Which methods from the String and StringBuffer classes modify the object on which they are called?()
第5题:
SWITCH ON FIRE-EXTINGUISHING SYSTEM.的意思是:开启灭火系统。
第6题:
A galley grease fire on the stove may be extinguished using______.
A.water
B.foam
C.the range hood extinguishing system
D.fire dampers
第7题:
Generally, the first action in extinguishing an LFG fire caused by escaping gas is to ______.
A.sweep flames away with water spray
B.shut off the leak
C.use a chemical foam fire extinguisher
D.call the local fire department
第8题:
The class of fire on which a blanketing effect is essential to extinguish the fire is
A.Class 'A'
B.Class 'B'
C.Class 'C'
D.Class 'D'
第9题:
Deep-fat cooking equipment shall be fitted with the following:()
第10题:
contaminating food with extinguishing agent
spreading through the engineering space
loss of stability
a grease fire in the ventilation system