查询词典 tack welding

Mainly used for:(1) one type of welding, diamond head of the welding, the welding carbide saw blades and diamond tools, abrasives, drill welding.

主要用于：焊类 1、金刚石刀头的焊接，硬质合金锯片的焊接及金刚石刀具、磨具、钻具的焊接。

Base on the weldability tests , the repair welding procedures of weari-resistant cast steel (abrasion-plates) have been made up , The results show that satisfying repair welding quality can be attained with such welding conditions as the low hydrogenous alkalescent welding rod , preheating and slow cooling , strictly maint.

通过对其焊接性能的试验研究，制定了该类铸钢件的补焊工艺：低氢型碱性焊条，预热与缓冷相结合的工艺措施，严格控制层间温度(250～300℃)及焊接工艺规范，可获得满意的修复质量。

We try to find the right welding material, and welding technics for carbon dioxide gas protecting welding and SMAW, we also research on welding deformation, structure and mechanical property of the joint, and sensitivity for lamella tearing of the base metal.

研究二氧化碳气体保护焊和焊条电弧焊这两种不同焊接方法的焊接工艺和焊接变形，焊接接头的组织及力学性能，母材的层状撕裂敏感性等。

Cold-welding production equipment: 10 T lane bridge, automatic welding production lines, welding machines, pay DC arc welding machines, plasma cutting machine, oxygen - acetylene automatic cutting machine, large coiling machine, cutting plate machine, bending machine , Polished stainless steel products production lines.

冷焊生产设备有：10T桥式行车、自动焊生产线、氩弧焊机、交直流电弧焊机、等离子切割机、氧-乙炔自动切割机、大型卷板机、剪板机、折弯机、不锈钢产品抛光生产线等。

In the research of image system, a image processing algorithm of welding seam is established on the basis of image math. model of structured light of Fourier-transformation of lens in space, and the image analyzing system based on the rule-model of the features of welding seam in 3D-space is also established which can meet the requirements of the auto-programming of welding parameters for arc welding robot in accuracy and reliability.

在焊缝图象系统的研制中，基于结构光空间付氏变换的光纹图象数学模型，建立了焊缝图象处理算法，并基于焊缝三维空间特征的规则模型，建立了焊缝图象分析系统，使焊缝检测与分析的精度和可靠性达到了弧焊机器人焊接参数自动规划及焊接路径自动规划的精度要求。

In this paper, welding process parameters of oil derrick have been determined, and a suitable welding procedure have got by use of welding procedure qualifications. The paper pointed out the common defects in oil derrick welding, explained it, and gave preventive measures.

本课题通过焊接工艺评定，确定井架焊接的工艺参数，并指出了井架焊接中容易出现的焊接缺陷，分析了缺陷产生的原因，给出了预防措施。

The welding of end ring of alternating current machine and the conducting bar is the key technology for manufacturing of asynchronous traction motor with high power. China South Locomotive and Rolling Stock Industry Corporation had taken this significative study as a key project for the manufacturing of alternating current machine. According to the welding of end ring of alternating current machine, the welding of copper and copper alloy is described in this paper. Results obtained in this study are as follows. 1.By the comparison of oxyacetylene gas brazing, induction brazing and resistance brazing, it was found that high-quality welding joint could be obtained by induction brazing, which also had the highest efficiency.

交流电机端环与导条的焊接是大功率异步牵引电动机制造的一项关键技术，开展其焊接工艺研究具有重要的意义，中国南车电机公司将此课题作为解决交流电机制造的一个重点项目，本文结合交流电机转子端环焊接的课题，对铜及其合金的焊接进行了研究，主要研究结论如下： 1、通过氧乙炔火焰钎焊、感应钎焊、电阻钎焊等焊接方法的对比试验发现感应钎焊可获得优质的焊接接头，且感应钎焊的焊接效率也是最高的。

The result of welding test show that we can acquire all wool and a yard wide welding joint between the pickax boot wearable materials (2C) and pickax body materials through selecting fit welding material and drawing up the reasonable welding craft.

焊接试验结果表明，通过选择合适的焊接材料以及制定合理的焊接工艺，能够获得所选镐靴耐磨性能最好的2C试样与镐体材料优质的焊接接头。

Arc welding power source is important part of welding system. It is difficult to effectually evaluate dynamic characteristic of arc welding power source in the field of welding.

弧焊电源是焊接系统的重要组成部分，将直接影响焊接过程的稳定性及焊接工艺性能。

In the welding process,it is very important for welding torch automatically tracking the weld seam to assure welding quality and improve welding automation level.

焊接过程中焊炬自动跟踪焊缝对保证焊接质量，提高自动化程度有着极其重要的实际意义。

We got alerted a couple of times while we were down south that HETs were on the way to bring us back up north because things were going to go hot again, but it was just rumors.

南下的途中我们不只一次得到警告说重型装备运输车将拉着我们重新北上，因为局势正在变得重新紧张起来，但这只是谣传。

It's the one where they find the ghost in the salt mine.

这一集是演他们在盐矿找到鬼