up weld

短语词组

短语

• up slope weld 立坡焊
• stwind up asautying weld tstomach 引弧板
• backed up weld 后托焊接
• build -up weld 堆焊技术
• vertical up weld 垂直焊缝
• built -up weld 堆焊
• backed -up weld 后托焊接
• weld up 焊补;填焊;焊住;焊封
• weld set up 焊接部件
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