分析了平面曲线和空间曲线拟合过程的区别；引入运动坐标系、曲率向量、密切平面等概念，建立了空间曲线拟合的数学模型，并采用了不同形状的空间曲线对拟合方法进行了验证-analysis of the plane curve and space curve fitting distinction; Introduce sports coordinates, Curvature, Plane close concepts, the establis

分析了平面曲线和空间曲线拟合过程的区别；引入运动坐标系、曲率向量、密切平面等概念，建立了空间曲线拟合的数学模型，并采用了不同形状的空间曲线对拟合方法进行了验证-analysis of the plane curve and space curve fitting distinction; Introduce sports coordinates, Curvature, Plane close concepts, the establis

贝塞尔曲线的插值实现，主要是实现了多个点之间的平滑曲线连接，对计算图形很有用-Interpolation Bezier curve, a smooth curve is to achieve a connection between the plurality of points, the calculation of the graphic is useful

含有已知转折点的曲线拟合或含有已知线的曲面拟合- Curve fitting or containing known lines with known surface fitting turning point