主页
学科
搜索
账户
常见问题
当前学科:轧钢质量检查工(中级)
题目:
单选
生产经营单位的特种作业人员必须(),取得特种作业操作资格证书,方可上岗作业。
A . A、经上岗前安全培训
B . B、经本单位的安全作业培训
C . C、按照国家有关规定经专门的安全作业培训
答案:
<查看本题扣1积分>
查看答案
答案不对?请尝试站内搜索
推荐知识点:
下列关于Adobe Illustrator中混合工具的描述哪个是正确的?()
空气压出口压力不足故障原因判断与排除方法?
必须高度重视自己在工作中的安全责任。以()的安全意识投入。
池底曝晒可使()
急性肾炎的主要临床表现是()
公推直选必须()。
Many of the activities performed during the preliminary investigation are still being conducted in(1),but in much greater depth than before. During this phase, the analyst must become fully aware of the (2) and must develop enough knowledge about the (3)and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4)for process and data of current system, the deliverable from this phase also includes the(5)for the proposed system. 空白(4)处填()
清算价格的评估适用于()的假设
在我国,引起咯血的首要原因()
You have delayed in dispatching us the shipping()after shipment.