programmable logic controller

例句：

1. 1. The programmable logic controller is used to control the speed of a machine.
   可编程逻辑控制器用于控制机器的速度。
2. 2. The programmable logic controller is easy to program and can be customized for specific applications.
   可编程逻辑控制器易于编程，并且可以根据特定应用进行定制。
3. 3.The programmable logic controller is widely used in industrial automation systems.
   可编程逻辑控制器在工业自动化系统中广泛应用。