oil cooled valve

例句：

1. 1. The oil cooledvalve is essential for maintaining the proper temperaturein the engine.
   油冷却阀对于保持发动机适当温度至关重要。
2. 2. The engineers were tasked with replacing the oil cooled valveto improve efficiency.
   工程师们被指派更换油冷却阀以提高效率。
3. 3. The oil cooled valve was designed to prevent overheating of the engine during high-speedoperation.
   油冷却阀设计用来防止在高速运行时引擎过热。