A.Give them brandy
B.Keep them in motion
C.Immerse them in a warm bath (105°F，40°C)
D.Cover them with an electric blanket set for maximum temperature
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A.Foam should not be used on electrical fires
B.One kilo of low expansion foam solution produces much more foam
C.Foam is only efficient when it covers the top of burning combustibles
D.A stream of foam should be deflected off the deck in order to best agitate the fire
A.Stranding or grounding
B.Striking upon rocks or shoals
C.Collision between ships
D.Fire
A.Check the tag to see when the extinguisher was last charged
B.Release a small amount of CO2; if the CO2 discharges，the extinguisher is acceptable
C.Weigh the extinguisher and compare the weight against that stamped on the valve
D.Recharge the extinguisher at least once each year
A.The temperature of the substance must be equal to or above its fire point
B.The air must contain oxygen in sufficient quantity
C.The mixture of vapors with air must be within the explosive range
D.All of the above
A.that all personnel are seated in the craft
B.that the cable has not jumped any grooves on the drum
C.which way the wind is blowing
D.the hydraulic fluid level before lifting
最新試題
You are approaching another vessel and see that it has the signal flag “O” hoisted．What is your next action（）.
An uncontrolled flow of gas，oil，or other well fluids into the atmosphere is called a（）.
Stop search and return to（）.
Changing rescuers while carrying out artificial respiration should be done（）.
The side of a ship which is farther from the winds is（）.
MERSAR is replaced by（）.
All the traces are（）old ones.
If your radiotelephone fails while underway，（）.
（） is not a search manual.
If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.