arc-shape cutting machine

例句：

1. 1. This arc-shaped cutting machine is very efficient in cutting metals.
   这种圆弧形切割机在切割金属方面非常高效。
2. 2. The engineer designed the arc-shaped cutting machine to meet the production needs of the factory.
   这位工程师设计了这种圆弧形切割机，以满足工厂的生产需求。
3. 3. The arc-shaped cutting machine has been widely used in various industries for its high efficiency and accuracy.
   这种圆弧形切割机因其高效率和高精度而被广泛应用于各种行业。