试题与答案

动火现场的容器内、管线内、室内、坑内的可燃气体浓度有什么要求？

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题型：问答题 简答题

题目：

动火现场的容器内、管线内、室内、坑内的可燃气体浓度有什么要求？

答案：

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参考答案：D, E解析：巴比妥类镇静催眠药苯二氮类镇静催眠药

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