单项选择题
Where should muster lists be posted?（）
A.In crews accommodation spaces
B.On the navigating bridge
C.In the engine room
D.All of the above
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相关考题
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单项选择题
The best method of extinguishing a class A fire is to （）.
A.remove oxygen from the area
B.smother fire with foam
C.smother fire with CO2
D.cool fuel below ignition temperature -
单项选择题
When approaching a fire from win ward, you should shield firefighters from the fire by using（）
A.low-velocity fog
B.high-velocity fog
C.a straight stream of water
D.foam spray -
单项选择题
Diesel fuel vapors （）.
A.can not be ignited by a spark unless the vapor is in a confined space
B.are nontoxic in all concentrations
C.can not be ignited by a spark unless they are at their auto-ignition temperature
D.are heavier than air
