It takes speed to weld steel at this heat.

We used to weld pipes with direct. C are welder A . C . welder.

我们总是用直流(交换 ) 电弧焊机焊吸收子.

The paper has analyzed the content about image processing in the weld seam tracking system.

在此对焊缝自动跟踪系统中有关图像处理方面的内容作了一些分析.

Welding the welds which are stagger first, then is the straight ang long weld.

先焊错开的端焊缝, 后焊直通长焊缝.

The work principle that acquaints with to weld the special airplane can adjust also.

熟悉焊接专机的工作原理并能调整.

Application of this meter can efficiently monitor the appearance quality of weld.

使用该仪器能有效地监控焊缝的外观质量.

Accordingly , countermeasures are proposed to improve the apparent quality of the weld pipe.

提出了有效改善焊管表面质量的措施.

Reduce health risk during welding and cutting and less weld defects.

在焊接和切割时对人体的危害小,焊接缺陷少.

Mirror the model over, weld the middle points, and then remove the middle edge ( Fig . 09 ).

镜像模型, 焊接中间的点, 然后移除中间的线.

She has both the authority and the personality to weld the party together.

团结全党所需的权威和个人魅力她两者兼具。

Her father had been a mer-chant seaman, absent for much of her child-hood.

她爸爸曾是商船船员，在她童年的大部分时光里都不在她身边。

Where the water is deepest stands the palace of Mer-king.

在大海的最深处是海王的宫殿.

"Don't worry about me," I said. "I'll be okay."

“别担心我，”我说，“我不会有事的。”

They worry about how they will support themselves in their old age.

他们担心自己晚年的生活保障问题。

You don't have to worry about me. I'm a good swimmer.

你不用担心我。我水性很好。

"Do you worry about ageing?"— 'Not in the slightest.'

“你担心变老吗？”——“一点也不。”

I have nothing to worry about in this life.

我这一生都很省心.

Don't you worry about them when they're out of doors?

他们在室外的时候，你不担心吗？

The same to you.

我也祝贺您.

Thank you. And the same to you!

谢谢你. 你也一样!

Thank you . The same to you.

谢谢, 也祝你圣诞快乐.