lap seam welder

例句：

1. 1.The lap seam welder is used to fix the seams on a garment.
   缝纫机焊接器用于固定衣物的缝线。
2. 2.The lap seam welder is an essential tool for sewing professionals.
   缝纫机焊接器是缝纫专业人士必备的工具。
3. 3.The lap seam welder can also be used to repair damaged fabrics.
   缝纫机焊接器还可以用于修复受损的布料。