A.class A
B.class B
C.class C
D.class D
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A.Chemical agent removal
B.Mechanical removal
C.Absorbent removal
D.None of the above
A.class A
B.class B
C.class C
D.class D
A.Carbon dioxide is corrosive when exposed to fire
B.Carbon dioxide should be applied slowly to a large engine room fire
C.Its total cooling effect is far greater than water
D.Its smothering effect is excellent for class B fires
A.go down by the head
B.list to starboard
C.trim by the stem
D.list to port
A.absorb the oil for easy removal
B.remove the oil from the water
C.disperse or dissolve the oil in the water
D.not affect the oil
最新試題
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