throttling pintle

例句：

1. 1. The engineer used a throttle pintle to regulate the flow of oil in the engine.
   工程师使用节流针来调节发动机中油的流动。
2. 2.The car's throttle pintle was damaged during a collision, causing the engine to stall.
   汽车的节流针在一次碰撞中受损，导致引擎熄火。
3. 3.The throttle pintle is an essential part of the car's air conditioning system.
   节流针是汽车空调系统的一个关键部件。