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[单选题]After extinguishing 的答案
搜答案
After extinguishing a fire with CO
2
,it is advisable to().
单选题
2022-06-30 00:36
A、use all CO
B、stand by with water or other agents
C、thoroughly ventilate the space of CO
D、jettison all burning material
查看答案
正确答案
B
试题解析
标签:
探火与消防设备
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