two-stage controller

例句：

1. 1. The two-stage controller is designed to improve the efficiency of the process.
   两级控制器旨在提高过程的效率。
2. 2. The new two-stage controller has been developed to handle larger data sets more efficiently.
   新开发的两级控制器已用于更有效地处理更大的数据集。
3. 3. The two-stage controller was introduced to reduce energy consumption in industrial processes.
   两级控制器被引入以减少工业过程中的能源消耗。