[机] 焊珠

weld bead的用法和样例：

例句

Dye penetrant examination of the completed weld.对已完成的焊缝进行着色渗透检测。
Weld identification single hole punch.鉴别焊缝的单孔冲压机。
This welding backing is used with all one-side processes.Especially for those which do not demand back bead cleaning.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。
To gain fine mechanical property and bead strength to raise welding efficiency and quality, only applicative welding parameters and shielding gas rate could attach to the target.摘要就焊接的目的而言，正确的焊接参数组合及适当的遮护气体比例才能使母材获得良好的机械性质及焊道强度，提高焊接效率与品质。

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