Poor Fusion Zone 熔接介面不佳
base metal fusion zone 母材熔合区
Fusion Zone Boundary 的熔池区域边界
fusion-zone 熔合区
semi fusion zone 半熔化区
fusion zone cracking 熔合区裂纹
zone fusion 区域熔融
zone of fusion 溶合带
fusion of the bonding zone 结合区中的熔体
The results show that the fusion zone is metallurgical bonding.
结果表明，沉积层和基材为冶金结合。
The difference exists in hardness at various places in fusion zone.
焊缝区不同部位的硬度存在一定差异。
Objective To observe the structure alloyage in the fusion zone of different metals welded by laser.
目的观察不同金属之间焊接后熔焊区组织合金化情况。
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