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[单选题]
SY/T5087-2017《含硫化氢油气井安全钻井推荐作法》中规定:硫化氢监测仪第三级报警值应设置在(),报警信号应与二级报警信号有明显区别,警示立即组织现场人员撤离,并采取相应措施
A.15mg/m3(10ppm)
B.30mg/m3(20ppm)
C.75mg/m3(50ppm)
D.150mg/m3(100ppm)
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D、150mg/m3(100ppm)
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A.15mg/m3(10ppm)
B.30mg/m3(20ppm)
C.75mg/m3(50ppm)
D.150mg/m3(100ppm)
D、150mg/m3(100ppm)
A.50
B.100
C.150
D.200
A.非作业
B.非应急
C.所有作业人员
D.非钻井人员
A.红牌
B.黄牌
C.蓝牌
D.绿牌
A.绿牌
B.黄牌
C.红牌
D.蓝牌
A.迅速打开排风扇
B.疏散下风向人员
C.戴上防护用具、进入紧急状态
D.立即实施应急方案