剖焊样品的金相检验表明，成品的最小热影响区与母体金属完全相同。
Metallurgical tests of cross-sectional weld samples indicate a minimal heat-affected zone that is identical to the parent metal.
考虑到最终形状中的材料是通过剪切从母体金属去除的，此区域传统上称为剪切区。
This zone is traditionally called shear zone in view of fact that the material in the final form would be removed by shear from the parent metal.
焊接溅落包括无意地从熔融池中溅出的金属颗粒并落到了母体金属或焊缝金属的表面。
Weld spatter consists of particles of metal unintentionally ejected from the molten pool during welding and deposited on the surface of base or weld metal.
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