本衬垫可用于各种单面焊接工艺的位置，特别适用于不一定要求封底焊道的场合。
This welding backing is used with all one-side processes. Especially for those which do not demand back bead cleaning.
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.
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.
讨论了窄间隙深槽打底焊焊接方法和工艺，认为用手工氩弧焊进行单面深槽打底焊效果最好。
Welding methods and technology of narrow gap quirk backing weld were discussed. Indirect quirk backing weld using manual hydrogen arc welding is considered as the best result.
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.
本衬垫供单面自动焊接用F/G层的加强，也易用于弯曲部分。
This backing is used for one-side automatic welding to reinforce F/G layer. It is also easily used at bending parts.
但是单面焊打底层焊缝中出现的沿焊缝柱状晶结晶方向的柱状气孔，严重地影响着船舶焊接质量。
But in the backing welding, columnar grain-growth will be appeared in the direction of crystal direction, it effects the welding quality seriously.
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.
通过对焊接工艺参数进行精密控制，实现了铜箔漆包线的单面直接焊接。
Through precise control of welding process parameters, one-side welding enameled wire to copper foil is realized.
通过对焊接工艺参数进行精密控制，实现了铜箔漆包线的单面直接焊接。
Through precise control of welding process parameters, one-side welding enameled wire to copper foil is realized.
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