Familiar with hydraulic and pneumatic control loops and working theories of common actions and control elements.

熟悉液压和气压控制回路及常用动作、控制元件的工作原理，及具备维护经验。

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Firstly, we select the proper elements by static design, and the basic frame of the electric hydraulic servo control system is built up.

首先，通过静态设计选择合适的元器件，搭建起液压伺服控制系统的基本框架。

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In this paper, the structure and features of the hydraulic control set and the selection of parameters and elements of hydraulic system are introduced.

文中介绍了这种液压卸载控制装置的组成、特点以及液压系统的参数和元件的选定。

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