The function and servo control process of the hydraulic mould oscillating unit are introduced and analyzed.

分析介绍了结晶器振动台振动机构的原理特性及伺服控制液压驱动的过程；

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The invention relates to a small electrical appliance with a drive device for the generation of an oscillating movement for at least one working unit (18) in the small electrical appliance.

本发明涉及一种小型电动器具，包括为该小型电动器具的至少一个工作单元(18)产生振荡运动的驱动装置。

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