（），as the chemical extinguisher agent，should be used for an electric fire.
- Adry chemical or foam
- Bfoam or soda acid
- Ccarbon dioxide or foam
- Dcarbon dioxide or dry chemical
问题
（），as the chemical extinguisher agent，
参考解析：
分类：探火与消防设备题库
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1、As an extinguishing agent，foam（）.
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2、Which extinguishing agent is recommend
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3、An ABC dry chemical fire extinguisher
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4、Dry chemical fire extinguishers are ef
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5、Dry chemical extinguishers extinguish
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6、When dry chemical extinguishers are us
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