焊根

1
root of weld
... 焊缝 seam 焊根 root of weld 焊工用玻璃 welding galss ...
2
weld root
... 余高（weld reinforcement）：焊根（weld root）：焊缝轴线（axis of weld）： ...
3
weld root / root of weld
焊接技术常用术语英汉对照汇编 ... 焊波ripple 焊根weldroot/rootofweld 焊趾weldtoe/toe ...
4
backing bead
焊根 backing bead; backing run; root of welding; weld roof 大垂直间隙的犁铧 deep suction share; deep-suction share .

短语

1
同时也介绍了该设备在管道根焊和高效焊接方面的应用。
Also, the application of the new machine in pipeline root welding is introduced.
2
所有这些和其他的新技术都显示焊接不再是过去那样，只用气体火焰或一根焊条焊一道焊缝的简单问题了。
All these and other developments show that welding is no longer what it was in time past, the simple matter of running a bead with a gas flame or a stick electrode.
3
通过对13 -5型马氏体不锈钢焊接接头进行等离子弧清根及碳弧气刨清根的比较，证明等离子弧清根对全焊透焊缝实施背面清根是可行的。
By comparing backgouging of plasma arc with carbon arc to the welded joint of 13-5 martensitic stainless steel, the backgouging of plasma arc is proved feasible for the full penetration weld.

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