针对某企业需求的平板对接，为解决大型钢板焊接不易翻转的难题，设计了一种单面焊双面成形定位压紧小车。
A particular device of location and compaction for welding by one side in shape by both sides was designed according to the enterprises requirement in steel plates butt joint.
用切块法实测了某大口径X70双面直缝埋弧焊管内的残余应力。
The residual stress in a heavy caliber X70 double-surface straight-seam submerged arc tube was measured using the piece-cutting method.
介绍了自行车车圈双面双缝高速次级整流缝焊新工艺、新设备，并对其加热特点、技术要点及焊接参数等问题进行了探讨。
The heating and other technical characteristics as well as procedure parameters are introduced in this paper for bicycle wheel - tyre double seam high speed welding.
采用焊道错位叠加方法，再现了螺旋管双面埋弧焊制管过程中内、外焊焊接热影响区(HAZ)的焊接热循环。
In this paper the HAZ weld thermal cycles of the welding by both sides submerged arc welded steel pipe were reproduced by the dislocation overlap weld method.
螺旋焊管是以带钢卷板为原材料，经常温挤压成型，以自动双丝双面埋弧焊工艺焊接而成的螺旋缝钢管。
Spiral welded pipe is a strip coil as raw material, often warm extrusion molding, to automatically double-wire submerged arc welding process double-sided spiral welded pipe joints.
节点中的焊接宜采用完全焊透的坡口对接焊缝连接，当采用双面角焊缝连接时，可按等强设计。
And the welding connecting of them are advised to use slope butt weld that are fully welded, but when the double-sided fillet weld is used, they should be design on equal strength.
海洋平台构件中的导管、撑管，因管径小，其环焊缝只能采用单面焊双面成型焊接工艺。
Owing to the small diameters of conduit pipes and bracing tubes, the girth welding has to be done with one side welding both sides formation technology.
脉冲功能最适合焊接不同板厚单面焊双面成型、各种方位的焊接等。
The pulse function is most suitable for welding plates with different thickness, one formation welding and welding at various position.
特别要研究总结在不同管口组对精度条件下，实施单面焊双面成形根焊的技术和工艺效果。
Will study summary especially in different orifice group for precision condition take off , implement single surface to weld the two-sided shape technical and technology effect of welding thoroughly.
丝网印刷在双面印年刷电路板（ PCB）工艺中起着重要作用，最关键的环节是要掌握好网印到PCB焊盘上锡焊膏的量，要做到这一点，需要综合控制好多种工艺因素。
The key factor is the proper amount of tin solder to be screen printed onto welded surface of PCB. To do this well, it's necessary to control several technological factors.
前言：根据“锅炉压力容器焊工考试规则”规定， 对接缝手工电弧焊的考试试板必须采用单面焊双面成形工艺完成。
As stipulated by"the testing regulation of container of pressure of boiler to welder", the prototype of arc welding to the joined slit must be completed through the crafts of groove by bevelling.
解决了喇叭口径精度、单面焊双面成形等技术难点并成功应用于产品。
Some technological problems such as precision of antenna ca-liber, one-side welding with back formation, etc. were solved. EBW procedure of pyramidal horn antenna was applied successfully.
本文用科教电影脚本（已拍摄成影片）形式，简明扼要地介绍了手工电弧焊单面焊接双面成形的几种常用手法；
This script of scientific and educational film (it has been filmed) describes briefly the commonly adopted manipulating techniques of one side welding by shelded metal arc.
在工艺研究中，重点应放在焊缝成型、焊缝力学性能及单面焊双面成形根焊三个方面。
In technology research focal point should put in weld become type, weld mechanics performance and single surface weld two-sided shape root weld 3 aspects.
在工艺研究中，重点应放在焊缝成型、焊缝力学性能及单面焊双面成形根焊三个方面。
In technology research focal point should put in weld become type, weld mechanics performance and single surface weld two-sided shape root weld 3 aspects.
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