water-cooled valve

例句：

1. 1.The water-cooled valve is usedto regulate the flow of coolant inthe engine.
   水冷式阀门用于调节发动机中冷却剂的流动。
2. 2. The engineers installed a new water-cooledvalve to improve efficiency.
   工程师们安装了一个新的水冷式阀门以提高效率。
3. 3. The water-cooled valve was designed to preventoverheating and ensure safe operation.
   水冷式阀门被设计成防止过热并确保安全运行。