potentiometric controller

例句：

1. 1.The potentiometric controller is used to maintain the optimal operating conditions of the system.
   电位控制器用于维持系统的最优运行条件。
2. 2.The potentiometric controller was designed to accurately measure the electrical potential between two electrodes.
   电位控制器被设计用来准确地测量两个电极之间的电势差。
3. 3.The potentiometric controller is crucial for maintaining the stability of the chemical reaction.
   电位控制器对于保持化学反应的稳定性至关重要。