annular static cascade

例句：

1. 1. The annular static cascade is a critical component in the design of high-speed rail systems.
   环形静态级联是高速铁路系统设计中的关键组成部分。
2. 2.The engineers developed a new model for the annular static cascade to improve efficiency.
   工程师们开发了一种新的环形静态级联模型，以提高效率。
3. 3. The annular static cascade was used to control the flow of fluids in the pipeline system.
   环形静态级联被用来控制管道系统中流体的流动。