The software adopts a curve fitting algorithm.

软件采用曲线拟合算法。

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Finally, PID control and curve fitting algorithm were discussed together with testing data analysis.

最后对系统中采用的PID控制和曲线拟合算法进行了描述，并对测试结果进行了分析。

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The ellipse (arc) curves fitting by adopting parameters in DXF file are emphasized, and the implementation of ellipse (arc) curve fitting algorithm is introduced in detail.

重点说明了如何利用DXF文件中的参数进行椭圆(弧)曲线拟合，详细介绍了椭圆(弧)曲线拟合算法的实现。

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The ellipse (arc) curves fitting by adopting parameters in DXF file are emphasized, and the implementation of ellipse (arc) curve fitting algorithm is introduced in detail.

重点说明了如何利用DXF文件中的参数进行椭圆(弧)曲线拟合，详细介绍了椭圆(弧)曲线拟合算法的实现。

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