seam-weld滚焊
mash seam weld滚压焊;压薄缝焊;滚平缝焊
bridge seam weld桥缝焊接;桥线焊;搭接滚焊焊缝
rolling seam weld滚焊焊缝
butt seam weld对线焊;对接滚焊焊缝
continuous seam weld连续滚焊焊缝
ultrasonic seam weld超声波缝焊
arc-seam weld电弧缝焊;熔焊焊缝;电弧线焊焊缝
lap seam weld搭接焊缝;搭接缝焊;搭接滚焊接头;搭缝熔接英语