手工电弧焊的电焊条由()组成

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问题:

手工电弧焊的电焊条由()组成

考点:管道工考试管道安装技术管道安装技术题库
题型:填空题

用所给词的适当形式填空。

1. _____ (luck), our team won the first prize.

2. We _____ (begin) to play hide-and-seek ten minutes ago.

3. Her sister _____ (choose) to give the seat to the seat to an old man on the bus finally.

4. All of us hope _____ (visit) the park soon.

5. His father didn't agree _____ (lend) him the bike.

6. We saw an _____ (amazed) film and all of us liked it.

7. Millie _____ (teach) me to drive two months ago.

8. Believe _____ (you). You are the cleverest student.

9. You'll feel the _____ (beautiful) of the old city if you come here in autumn.

10. Some people_____ (see) an eagle in the sky just now.

题型:填空题

论述我国环境标准体系的作用和法律意义。

题型:填空题

区域规划的基本条件包括( )。

A.地理条件

B.部门优势

C.经济基础条件

D.产业结构和产业政策

E.社会人文条件

题型:填空题

释放落鱼时。用钻具下击的同时右旋转使圆卡瓦处于()上提钻具,即可退出倒扣捞矛。

A.旋转状态

B.芯轴上部

C.芯轴中部

D.释放状态

题型:填空题

记账凭证与所附原始凭证的金额( )。

A.必须相等

B.不能相等

C.可能不相等

D.一定不相等

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