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本文介绍以曲率半径为出发点,用最小二乘法计算出一个认为是误差最小的代圆半径。计算方法比较精确而且简单。
This article describes the radius of curvature as a starting point, using the least squares method to calculate a generation that is considered to be the smallest error generation radius. Calculation method is more accurate and simple.