pneumatic lapper

例句：

1. 1. The pneumatic lapper is used for cutting through thick materials.
   气动切割机用于切割厚材料。
2. 2. The pneumatic lapper is a versatile tool that can be used for various tasks.
   气动切割机是一种多功能工具，可用于各种任务。
3. 3. The pneumatic lapper is easy to operate and requires minimal maintenance.
   气动切割机易于操作且维护需求低。