试题与答案

某矿有一批光学甲烷检测仪产生零点漂移导致瓦斯检查结果不准确,被煤矿安全监察局处罚。为

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题目:

某矿有一批光学甲烷检测仪产生零点漂移导致瓦斯检查结果不准确,被煤矿安全监察局处罚。为整改隐患,通风区长安排你进行检修,你认为光学甲烷检测仪产生零点漂移的主要原因有哪些?()

A.仪器进气孔被堵

B.室内空气不新鲜

C.对零点与测点温度不同

D.对零点与测点气压不同

E.瓦斯室气路不畅通

答案:

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