但组态软件本身的控制功能有限，一般只具有简单的PID控制模块。
But its own control function is limited, most configuration software only have PID control module.
该书认为：“园林建筑小品一般都具有简单的实用功能，又具有装饰性的造型艺术特点。”
"The book that:" Landscape architectural pieces generally have a simple and practical function, but also has decorative features of Visual Arts.
本实用新型结构简单，实现容易，不但具有一般洗澡用品的功能，还具有一定的按摩作用。
The utility model has the advantages of simple structure and easy realization. The utility model is not only has the function of a common bath appliance, but also has definite massage action.
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