shear welder

例句：

1. 1.The shear welder is used for cutting metal sheets to shape them.
   剪切焊接机用于将金属板材切割成所需形状。
2. 2.The shear welder was the first machine that could cut metal sheet to shape it.
   剪切焊接机是第一台能够切割金属板材并使其成型的机器。
3. 3.The shear welder was used in the construction industry to create custom shapes from metal sheets.
   剪切焊接机在建筑业中被用来根据金属板材制作定制形状。