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[单选题]All portable fire ex的答案
搜答案
All portable fire extinguishers must be capable of being（）.
单选题
2021-07-31 23:38
A、carried by hand to a fire
B、carried or rolled to a fire
C、recharged in the field
D、used on class 'B' fire
查看答案
正确答案
A
试题解析
标签：
探火与消防设备
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