continuous fillet weld 连续角焊缝 ; 连续贴角焊 ; 连续填角焊缝

continuous butt-weld mill 连续式炉焊管机组

nc continuous weld 数控轨迹焊接

continuous butt-weld furnace 连续式焊管坯加热炉

continuous double fillet weld 双面连续贴角焊

continuous butt weld 连续对接焊

continuous seam weld 连续滚焊焊缝

cfw continuous fillet weld 连续角焊缝

continuous s butt-weld mill 连续式炉焊管机组