Chevron baffle

例句：

1. 1. The engineer used a Chevron baffle to control the flow of oil in the pipeline.
   工程师使用一个Chevron节流阀来控制管道中石油的流动。
2. 2. The chemical plant needed a new baffle to improve efficiency.
   化工厂需要一个新的节流板来提高效率。
3. 3. The car's engine was damaged due to a faulty baffle.
   汽车发动机由于节流阀故障而受损。