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垂直运输机械作业人员、安装拆卸工、爆破作业人员、起重信号工、登高架设作业人员等特种作业人员,必须按照国家有关规定经过(),并取得特种作业操作资格证书后,方可上岗作业。

单选题
2022-05-21 07:47
A、三级教育
B、专门的安全作业培训
C、安全常识培训
D、安全技术交底
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正确答案
B

试题解析

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