O-shape forming machine

例句：

1. 1. ThisO-shaped forming machine is used to shape metal parts.
   这台O型成型机用于成型金属部件。
2. 2. The engineer designed the O-shaped forming machine for efficient production.
   工程师设计了这台O型成型机，以实现高效的生产。
3. 3.The O-shaped forming machine has become a popular tool in the manufacturing industry.
   这台O型成型机已成为制造业中流行的工具。