A basic frame of direct current pulse width mode of servo control system is presented. Algorithm is realized by embedded digital signal processor.

提出了一种直流脉宽调制伺服控制系统的基本框架，其算法通过嵌入式数字信号处理器(DSP)来实现。

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The electrodepositing method for the preparation of nano-deposit was introduced, including direct current electrodeposition, pulse electrodeposition and composite electrodeposition.

介绍了制备纳米镀层的电沉积方法，主要有直流电沉积、脉冲电沉积和复合共沉积。

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Nickel iron chromium alloy with nanocrystalline were electrodeposited from chloride bath containing trivalent chromium ions under direct and pulse current.

采用直流和脉冲电沉积方式从三价铬的氯化物镀液中沉积出镍-铁-铬纳米合金镀层。

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