根据《建设工程安全生产管理条例》,施工单位采购的安全防护用具,应当具备的条件中不需要具有 。
A.生产(制造)许可证
B.产品合格证
C.进场前检验
D.建设主管部门推荐
参考答案:D
根据句意及首字母提示填空。
1. When you are going across the road, you shouldn't r____.
2. You may call the police when you are in t____.
3. In China when you see the yellow lights, please s____ down.
4. He always wants to get more money without working. He must be c____.
5. She a____ answering my question because she doesn't know how to answer it.
安置水准仪于平地上,用角螺旋整平仪器,使圆水准器气泡居中,然后转动望远镜180°,如果气泡偏离零点,则表示圆水准轴与仪器的竖轴()。
A、垂直
B、不垂直
C、平行
D、不平行