A.Williamson Turn
B.Parallel
C.Sector
D.zig-zag maneuver
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A.MERSAR
B.IMOSAR
C.ICAO SAR
D.SOSREP
A.MRCC
B.SOSREP
C.MCA
D.3A
A.Foam conducts electricity
B.To be most effective，foam should be directed at the base of the fire
C.Foam is most effective on burning liquids which are flowing
D.Foam can ONLY be used to extinguish class A fires
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
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
最新試題
When carrying out a parallel track search pattern，the course of the search units should normally be which of the following（）.
You should conduct a sector search under which of the following circumstances（）.
（）is not a search pattern.
All the traces are（）old ones.
If your radiotelephone fails while underway，（）.
The side of a ship which is farther from the winds is（）.
The Coordinator Surface Search（CSS）in a SAR situation should display by night（）.
Course directed by the OSC or CSS to be steered at the beginning of a search is（）.
The rescuer can best provide an airtight seal during mouth-to-mouth resuscitation by pinching the victim’s nostrils and（）.
Which statement about firefighting foam is TRUE?（）