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
The treatment of the fuel oils involves storage, heating, filtering and（）
Using a file without a handle may result in （）
The condensers located in various stages of a flash evaporator are cooled by（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Diesel engine air start system check valves are opened by （）
The ISPS Code consists of a mandatory section-Part A, which shows（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
The main purpose of port State control is not to（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.