pneumatic cut-off winder

例句：

1. 1. The pneumatic cut-off valve is used to control the flow of gas in a pipeline.
   气动切断阀用于控制管道中气体的流动。
2. 2.The pneumatic cut-off valve was designed to prevent accidental leaks during maintenance.
   气动切断阀被设计成在维护过程中防止意外泄漏。
3. 3.The pneumatic cut-off valve is an essential tool for ensuring the safety of industrial processes.
   气动切断阀是确保工业过程安全的关键工具。