board cutting machine

例句：

1. 1. This board cutting machine is very efficientin cutting wood.
   这台切割机在切割木材方面非常高效。
2. 2. Theengineer designed a new boardcutting machine to improve production efficiency.
   工程师设计了一种新型的切割机，以提高生产效率。
3. 3. The board cutting machine wasused to cut the wooden boards into differentsizes.
   这台切割机被用来将木制板材切割成不同尺寸。