该软件可以根据控制点绘制NURB曲线或者根据型值点求出控制点。-The software can control point mapping NURB curve or data points obtained under the control points.

AUTOCAD 曲线技术，重点分析双圆弧、样条线和NURB拟合技术-AUTOCAD curve of technology, the focus of double arc, spline fitting lines and NURB