What is welding? And what do welders do?

什么是焊接？焊接能做什么？

The welding is mostly done by highly qualified welders.

这些焊逢几乎全由高水平的焊工完成。

Objective To investigate the status of health in the welders.

目的调查电焊工人的职业健康状况。

The body - bonnet welds are made on fully automatic MIG Welders.

阀体-阀帽的焊接工艺是采用完全自动化的mig焊接设备进行的。

Welding operations are performed by appropriately qualified welders.

焊接操作由具有资质的焊工实施。

We also invited welders from other factories to guide us in our work.

我们还请了别的厂的焊工来指导我们的工作。

Time sharing control system of spot welders based on PLC is developed.

研制基于PLC的点焊机分时控制系统。

Welders operate welding equipment to weld ferrous and non-ferrous metals.

焊工操作焊接设备焊接亚铁金属和有色金属。

EN ISO 287-1 Qualification Test of Welders-Fusion Welding-Part 1: steels.

EN ISO 287 - 1焊工资质测试—熔焊—第一部分：钢材。

Investigate its reason, experts doubt and electric welders are concerned.

究其原因，专家怀疑与电焊工有关。

I fixed many kinds of machine tools such as milling machines, grinders, welders, etc.

我修理过很多种机器设备。比如，铣床、磨床、焊机等等。

The technical school trains mechanicians, welders, shop assistants, seamstresses and hairdressers.

技校培养机修工，焊工，店员，裁缝和理发师。

This has helped some displaced workers find new jobs as welders, for example, or dental assistants.

这已经帮助了一些失业工人找到了如电焊工、牙医助理这样的新工作。

Use heat as required, in various degrees, from heat guns, soldering irons, torches and welders.

根据不同的使用温度需要使用加热工具，从热枪，烙铁，打火机和焊工。

Zhenhua put 3,000 employees to work on the project: steel-cutters, welders, polishers and engineers.

振华公司为这个项目投入的钢铁切割工，焊工，抛光人员以及工程师多达3000人。

Zhenhua put 3, 000 employees to work on the project: steel-cutters, welders, polishers and engineers.

振华公司为这个项目投入的钢铁切割工，焊工，抛光人员以及工程师多达3000人。

Welding procedures and welders shall be qualified in accordance with the specified code or standard.

焊接程序及焊工应符合指定的规范或标准的要求。

However, it's very demanding on the skill of welders with poor working condition and low efficiency.

但对焊工的操作技术要求高；劳动条件差，生产率低。

Some structural metal and platework fabricators and fitters may also be certified as skilled welders.

一些结构金属和钣金制造商和钳工也可以获得熟练焊工认证。

Laser Welders are equipped to make square or rectangular shaped parts for your unique product designs.

配备镭射焊接技术， 为客人生产设计独特的方型配件底座和家具产品。

They had some very good welders and we are satisfying with their welding quality, specially with SS material.

他们拥有优秀的焊工，我们对其的焊接质量，特别是不锈钢的焊接质量非常满意。

The study tested manganese oxide ultrafine particles at a concentration typically inhaled by factory welders.

研究中按照电焊工人工作环境中氧化锰超细颗粒的浓度做了相应的测验。

Welders worked on the pavement, sending sparks flying in all directions, but there was not a pair of safety goggles in sight.

人行道上有电焊工在工作，火化四溅，但是我没有看见有人戴安全眼镜。

Make available qualification tests of welders and qualification records of the NDE personnel to the Engineer upon request.

对焊工进行有效的资质测试，并且满足NDE对工程师个人要求的技术合格证书。

And many of the less specialized workers — machine tool operators and welders — were easily retrained to work in civilian plants.

许多不专业的工人——机床操作员及焊工——很容易再培训后在民用工厂上岗。

In order to meet the requirements of various types of stainless steel soup pails, it needs to reform the common spot welders.

为适应多种规格不锈钢汤桶焊接工艺的需要，将普通工频点焊机进行了适应性改造。

Third: Inverter-based welders let operators adjust the welding output frequency, from 20 to 250 Hz in the case of the Dynasty.

第三：逆变型焊接焊工让操作调节输出频率，从20到250赫兹的情况王朝。