two step controller

例句：

1. 1. The two-step controlleris designed to simplify the process of adjusting the temperature.
   这种两步控制器的设计旨在简化调整温度的过程。
2. 2. The two-step controllerwas developed to improve efficiency in the manufacturingprocess.
   这种两步控制器的开发是为了提高制造过程的效率。
3. 3. The two-step controller allows forprecise control over the temperature and humidity levelsin the lab.
   这种两步控制器允许对实验室的温度和湿度水平进行精确控制。