查询词典 tapping drill

According to the standards of the petroleum industry in China and the technical criteria and operation code designed by the JB/T4730.4-2005 for oil drill collar magnetic particle inspection, and upon conducting experimental inspections on oil drill collars according to this criteria and through the comparisons of ultrasonic testing results and theoretical analysis, it is found that this technical criteria is able to detect the defects of the screw thread effectively.

根据中国石油行业标准和JB/T4730.4-2005对石油钻铤设计了石油钻铤磁粉检测的工艺规范和工艺卡，并按此规范对石油钻铤进行实验探伤，通过对比超声检测的检测结果及理论分析，此工艺规范可有效的检测出钻铤螺纹部位的缺陷。

If you want to drill a hole in a piece of wood, you will need a drill.

如果你想在一块木头上钻孔，就需要一个钻机。

Then the others reminded him that the drill instructor would return shortly, and it was his fear of the drill instructor's arrival that finally calmed him down.

有人说教官马上要来了，他也便不敢再造次，慢慢安静了下来。

It is significant for adjusting drill pipe sequence to improve average life of drill string.

该研究结果对于现场提高钻柱的平均使用寿命具有重要的工程理论指导意义。

Here I m using a drill press to drill the first holes through the clear top and into the box.

在这里我使用的演练新闻界演练的第一洞，通过明确的顶部和成的方块。

Here, I m using a drill press to drill pilot holes for the table scroll saw blade.

在这里，我使用的演练新闻界演练试验洞为表滚动锯片。

So I guess I could start by drill a hole with the drill press and then use these small file sets I have to make the taper to the LE?

所以我猜我可以开始钻一个孔，与演习的新闻，然后用这些小档案，套我，使锥度，以乐？

Needless to say at that price I went home with 3 different ones. It was quite worn but sharpened up with my small diamond stone and did the job. I did most of them in my drill press but moved over to the mill as my drill press won't get the center holes.

不用说在这个价格我到家里， 3种不同的，这是相当破旧，但激化了与我的小钻石石和没有工作，我没有他们大多在我的钻床，但移动到轧机作为我的钻床将得不到中心孔。

In this paper, ADAMS and ANSYS software are used to build the model of drill stem and dynamically simulate the distortion of drill stem in vertical well.

本文利用ADAMS软件和ANSYS软件，建立了钻柱模型，动态模拟了垂直井眼中钻柱的受力变形，直观准确地再现了钻柱与套管壁接触的全过程。

Considering the complex influence factors for the failure of drill stem,an analytic model for failure of drill stem based on support vector machine and cluster analysis theory was established.

针对钻具失效影响因素比较复杂的问题，建立了基于支持向量机和聚类分析理论的钻具失效原因分析模型。

This matter overthrew all basises I learned from Sunday school .

这件事把我从周日学校学到的所有道理都颠覆了。

It's one of the cruel ironies of aging: if you want to remember your favorite restaurants, the less you should eat at them.

这是一个老化的残酷讽刺：如果你想记住你最喜欢的餐馆，你应该更少吃到它们。