Change unit with double gripper and gripper head, tilting 180 degrees, Gripper unit driven by hydraulics, change unit movable horizontal as well as vertical, realized with linear ways.

双爪机械手，可回转180度，液压驱动，可沿着水平和垂直的方向做直线运动。

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This paper presents features, research contents and key technologies of water hydraulics, as well as research statuses home and abroad, and makes prospect for its application.

文中详细论述和分析了纯水液压传动特点，指出了其主要研究内容及关键技术，并介绍了国内外的研究进展和展望。

youdao

This paper presents features, research contents and key technologies of water hydraulics, as well as research statuses home and abroad, and makes prospect for its application.

文中详细论述和分析了纯水液压传动特点，指出了其主要研究内容及关键技术，并介绍了国内外的研究进展和展望。

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