build-up weld 堆焊技术
weld up 焊补 ; 填焊 ; 焊住 ; 焊封
backed up weld 后托焊接
backed-up weld 后托焊接
vertical up weld 垂直焊缝
weld back-up 焊缝背垫
additional weld metal build-up 额外堆焊的焊缝金属
By strictly clearing up weld zone, improving welding material's purity, strengthening molten pool's shield and controlling energy input etc measures, weld zone's hot crack and blowhole were prevented.
采取严格清理焊接区、高焊材纯净度、强熔池保护及控制线能量等措施消除了蒙乃尔合金焊接中的气孔和热裂纹，保证了产品焊接质量。
In another building, workers weld solar cells together into strips, then align them by eye on a light box to form the rows and columns of cells that make up a complete solar panel.
在另一个车间里，工人将太阳能电池焊接成一条，然后将这些电池放在一个灯箱中，排成横列和数列，这样就制造成了一个完整的太阳能板。
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