slide valve engine

例句：

1. 1. The new slidevalve engine has significantly improved the efficiency of our factory's production line.
   这款新型滑阀式发动机大大提高了我们工厂生产线的效率。
2. 2. The engineers have been working on developing a more efficient slide valve engine for years.
   工程师们一直在努力开发一种更高效的滑阀式发动机。
3. 3. The slide valve engine is responsible for reducing friction and improving overall performance in the engine.
   滑阀式发动机负责减少摩擦并提高发动机的整体性能。