single-stage regulator

例句：

1. 1.The single-stage regulator is responsible for controlling the speed of the motor.
   单级调节器负责控制电机的速度。
2. 2. In this system, the single-stage regulator ensures that the pressure remains constant.
   在这个系统中，单级调节器确保压力保持恒定。
3. 3. The single-stage regulator is a critical component in maintaining the proper temperature in the furnace.
   单级调节器是维持炉内适当温度的关键部件。