quenching nozzle

例句：

1. 1. The engineer useda quenching nozzle tocool the steel before it was machined.
   工程师使用淬火喷嘴来冷却钢材，以便在加工前进行冷却。
2. 2. The process ofquenching is crucial for preventing cracks in the metal.
   淬火过程对于防止金属裂纹至关重要。
3. 3. The quenching nozzle was designed to quickly cool down theworkpiece during the machining process.
   淬火喷嘴被设计成在加工过程中快速冷却工件。