1.
internal undercut
焊道底边或内表面咬肉
2.
Research on a visual monitor system for GAMW backing welding of pipeline
GMAW管道打底焊视觉监控系统研究
3.
Weld seam formation control of root pass for pipeline MIG welding based on an embedded DSP visual servo platform
基于嵌入式DSP视觉伺服平台的管道MIG打底焊焊缝成形控制
4.
Tele-operated TIG welding robot for hyperbaric underwater pipeline repair welding
遥操作干式高压海底管道维修焊接机器人系统
5.
Indicates back or backing. Use in conjunction with a groove symbol.
指示底焊或封底焊。与沟符号一起使用。
6.
Analysis on key technologies for pipeline internal circumferential automatic welding machine with multi-torch
管道环焊缝多焊炬自动内焊机关键技术分析
7.
Research of root welding technology and welding procedure with back-up shoes pipeline girth welding
带衬垫的管道环焊缝根焊技术及焊接工艺
8.
Research on pipeline girth welding joint with copper infiltration and copper back-up shoes root welding
管道环焊缝采用铜衬垫根焊及焊缝渗铜研究
9.
The backing plate shall be welded with matching electrodes so that the weld on the clad side is flush with the backing plate surface.
底板用配套焊条焊接，使复层侧的焊缝与背衬板表面齐平。
10.
Research of Transient Liquid Phase Joining Machine for Oil-pipeline Welding;
管道的瞬时液相扩散焊（TLP）焊机研究
11.
All position pipe welding device for remote welding
用于遥控焊接的管道全位置焊接装置
12.
Application of all-position activate welding in pipeline
A-TIG焊在核电管道全位置焊接中的应用
13.
GMAW short-arc tack welds shall not be incorporated into the root pass.
熔化极气体保护焊-短弧点焊焊缝不能与根部焊道合成一体。
14.
The Research on Intelligent Recognition of Welding Line Defects on X-ray Film;
X射线底片焊缝缺陷智能识别的研究
15.
Automatic Welding of YC4E Diesel Enginge’s Oil Tank
YC 4E类柴油机油底壳的自动化焊接
16.
Revised Design of Special Vehicle Chassis Welding Feeder
专用车底板骨架焊接输送机改造设计
17.
Laser-based visual recognition of multi-pass seam in robot arc welding
机器人多层多道焊缝激光视觉焊道的识别
18.
cried out we had sprung a Leak;
喊道：船底漏水了；