bead support nozzle

例句：

1. 1.The bead support nozzle is used to control the flow of oil in the engine.
   珠子支撑喷嘴用于控制发动机中油的流动。
2. 2. The bead support nozzle was designed to improve the efficiency of the engine.
   珠子支撑喷嘴的设计是为了提高发动机的效率。
3. 3. The bead support nozzle is a critical component of the engine's cooling system.
   珠子支撑喷嘴是发动机冷却系统的关键部件。