reversed de Laval nozzle

例句：

1. 1.The reversed de Laval nozzle is designed to improve the efficiency of the process.
   倒置的德劳瓦尔喷嘴设计用来提高过程的效率。
2. 2. The engineer used a reversed de Laval nozzle to control the flow of the liquid.
   工程师使用了一个倒置的德劳瓦尔喷嘴来控制液体的流动。
3. 3. The reversed de Laval nozzle was installed at the bottom of the tank to prevent sediment from accumulating.
   倒置的德劳瓦尔喷嘴被安装在罐底以防止沉积物积累。