说明：  这是一个液压动力机械滑台的设计原理图，是大学本科课程设计之一。尤其是在机械、电气学院。来源于西华大学电器与可编程控制与工业监控组态的课程设计。
(This is the design principle diagram of a hydraulic mechanical slide, is one of the undergraduate curriculum design. Especially in mechanical and electrical institute. Course design of electrical appliance and programmable control and industrial control configuration in Xihua University.)