本衬垫适用于各种球扁钢对接接头CO2气保护单面焊用。
This backing is uesd for CO2 one-side welding of bulb steel.
本衬垫由陶瓷衬块和铁皮槽组成，供立向气电自动单面焊。
This backing consists of the ceramic backing block and the metal case. It is suitable for SEGARC automatic process.
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.
通过对比试验数据，验证了所建立的单面焊H型钢有限元计算模型；
On the basis of test data, the validity of the FEM models are checked;
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.
本衬垫适用于角钢对接内接头CO2单面焊使用，有各种规格供选用。
This backing(internal) is specially designed for CO2 one-side welding of angle steel butt joints. Different backing sizes are supplied.
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.
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.
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.
可采用单面焊，间断焊，并列焊或交错焊，根据船级社要求，结构件不要暴漏在露天或潮湿处。
Single sided -, intermittent -, chain - or zigzag welding will be allowed, as far as permissible according to the classification society, where structural parts are not exposed to weather or moisture.
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.
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.
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.
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.
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.
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.
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