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.
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。
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.
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.
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；
应用推荐