We used the hi-performance DSP instead of the microchip controller to realize multi-axis and hi-precision servo control.

用高性能数字信号处理器(DSP)代替单片机，实现了多轴高精度运动控制。

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Methods Using multi-level sampling method, 638 subjects were selected randomly and surveyed. The serological specimens from 638 subjects were separated and detected using haemoglutinin inhibition(HI).

方法采用多阶段抽样方法，随机抽取638名调查对象进行个案调查并采集血液标本分离血清，用血凝抑制（HI）方法对标本进行检测。

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Sony set an area especially for picture uploading, small hi-fi multi-media program producing and professional DVD making system.

索尼公司在展览中设置了专业图像采集区，小型高清多媒体节目制作系统、专业光盘现场节目制作系统等。

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