spiral submerged arc welding tube的意思|示意
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螺旋埋弧焊管
spiral submerged arc welding tube的网络常见释义
螺旋埋弧焊管 ...词：螺旋埋弧焊管；施工环境；焊接工艺参数；焊丝形位参数；成型缝质量 [gap=398]Keywords: spiral submerged arc welding tube; Construction environment; Welding process parameters; Welding wire form parame..