说明：  这本书找了很久，非常经典的电子版书籍《计算机辅助几何设计与非均匀B样条》，对学习nurbs曲线插值和曲面重构有很大帮助。现和大家共享
(This book looking for a long time, very classic electronic version of the book " Computer Aided Geometric Design of" non-uniform B-spline, the learning the nurbs curve interpolation and surface reconstruction of great help. Now and share)