查询词典 tack welding

Comparing with common side hybrid laser-arc welding, coaxially combined laser beam and arc can provide a symmetrical circular thermal source on the workpiece surface, which is convenient for 3-D welding.

与目前常用的旁轴激光-电弧复合焊相比，激光-电弧同轴复合可以在工件表面提供对称热源，焊接质量不受焊接方向影响而适于三维焊接。

Special ventilation design good for colling in processing,extend the efficient working time of welding machine,keep out of dust and dampness to increase reliability of welding machine.

专用的散热风道设计，利于功能期间的散热，延长焊机的有效工作时间，保持IGBT不易结尘结露，提高焊机可靠性。

The welding dislodgement machine is changes the welded joint position the important equipment, obtained the wide spread application in the robot welding.

焊接变位机是改变焊缝位置的重要设备，在机器人焊接中得到了广泛应用。

Welding seams were tested and experiment of laser welding of DOGAL 800DP zinc coated high strength steel was performed using orthogonal test method.

采用正交方法优化试验方案，对DOGAL 800DP 镀锌高强钢进行激光焊接试验，并对激光焊接试样进行了多种焊接质量的检测。

Prior to welding, check welding voltage, time, etc to see whether they are in compliance with requirements by electrofusion fitting.?

焊接之前要核验焊接电压、时间等熔焊参数是否与电熔管件所需求的一致。

Welding earth wire: separate copper woven wire into three pieces, weave it again and enwind the phase respectively as well as weld it on the shielded copper band with electric iron and soldering tin; polish steel band welding area with sandcloth, and firmly weld with armored cable after wrapping up with copper wire.

2焊接地线：将铜编织线拆开分成三份，重新编织分别绕各相，用电烙铁、焊锡焊接在屏蔽铜带上；用砂布打光钢带焊接区，用铜丝绑扎后与钢铠焊牢。

When the Al-Mg-Zr-Sc welding wire was used as filling material, the grains of welding seam were refined obviously, and the weld joint was greatly strengthened by forming of fine equiaxial grains layer in fusion zone.

结果表明：采用两种焊丝焊接的Al-Mg-Sc合金薄板的焊接接头强度系数均大于0.9。

When the Al-Mg-Zr-Sc welding wire was used as filling material,the grains of welding seam were refined obviously,and the weld joint was greatly strengthened by forming of fine equiaxial grains layer in fusion zone .

但采用Al-Mg-Zr-Sc合金焊丝为填充材料时，焊缝晶粒组织明显细化，熔合区形成的细小等轴晶层提高了基材与焊缝填充材料的结合力，焊接接头的屈服强度比采用Al-Mg-Zr合金焊丝为填充材料时提高了100 MPa，显著提高了Al-Mg-Sc合金焊接构件的许用强度，因此焊接Al-Mg-Sc板材更宜采用Al-Mg-Sc-Zr焊丝。

Responsibilities:Specification of welding machinesProgramming and assembly Testing, quality control and de-buggingInstallation at customer site Design of metal structures and basic machine partsMachine maintenanceAble to manage 1 electrical workerAfter sales supportRequirementsCollege degree in Mechanical EngineeringAble to read and speak English CET Level 65-10 years work experienceAble to read and produce working engineering drawingsAble to solve electrical and mechanical problemsBasic understanding of welding will be an advantageMale, age 30-45Totally honest and trustworthyHigh level of maturity

工作内容：对焊接机器编制使用说明规范设计和装配焊接机器测试，调试机器以及质量控制在客户方进行机器安装设计简单的金属结构和基本机械部件机械的日常保养管理电工售后服务支持职位要求：工程学士学位大学英语6级，出色的阅读和听说能力 5-10年工作经验能够阅读生产工作的工程图纸能够解决电气和机械问题有相关焊接经验的优先男性，年龄30-45 诚实守信，成熟稳重 Mechanical Machine Engineer

Developed laser welding machine successfully applied in China's aerospace Ni-MH battery with high-intensity, high gastightness welding, making China the third country to master the technology.

公司研制的激光焊接机成功应用于中国航天用氢镍电池高强度、高气密性焊接，使中国成为第三个掌握该项技术的国家。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。