Depended on the approximating subdivision algorithm of curve, the subdivision algorithm of NURBS surface has further proposed. And it draws the approximate calculating method of NURBS surface areas.
在NURBS曲线离散逼近算法的基础上，进一步提出了NURBS曲面离散逼近算法，并得出曲面面积近似计算方法。
Depended on the approximating subdivision algorithm of curve, the subdivision algorithm of NURBS surface has further proposed. And it draws the approximate calculating method of NURBS surface areas.
在NURBS曲线离散逼近算法的基础上，进一步提出了NURBS曲面离散逼近算法，并得出曲面面积近似计算方法。
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