今天，大多数的新景观灌溉系统，利用定时器和远程操作的阀门，节省园丁灌溉的转化和关闭重复的任务。
Today, most new landscape irrigation systems utilize timers and remotely operated valves, saving gardeners the repetitive task of turning irrigation on and off.
执行机构经常用于实现紧靠手动阀门无法实现的工艺过程的自动化，准确定时，以及远程操作。
Actuation is often desired for process automation, precision timing, and remote operation not possible with manual valves alone.
下位机采用可编程控制器（PLC），用于实现运动控制、阀门等动作控制、定时和传感器数据采集。
The lower machine used PLC to realize motion control, action control such as valve control, timing and data acquisition from sensors.
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