double punching machine

例句：

1. 1.The double punching machine is used to make intricate patterns on metal sheets.
   这种双倍冲压机用于在金属板材上制作复杂的图案。
2. 2. The engineer designed a double punching machine that could handle large volumes of work efficiently.
   这位工程师设计了一种双倍冲压机，能够高效地处理大量工作。
3. 3.The double punching machine has become an essential tool in the manufacturing industry for its ability to produce high-quality parts quickly.
   双倍冲压机已成为制造业中不可或缺的工具，因为它能够快速生产出高质量的零件。