单选题After extinguishing a fire with C02,it is availabe to（）.Ause all CO2 available to cool the surronding areaBstand by with water or other agentsCthoroughly ventilate the space of CO2Djettison all buring materials
单选题
After extinguishing a fire with C02,it is availabe to（）.
A
use all CO2 available to cool the surronding area
B
stand by with water or other agents
C
thoroughly ventilate the space of CO2
D
jettison all buring materials
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