Spline function is a very useful mathematical tool which is extensively applied to Computer Aided Design (CAD), Computer Aided Manufacturing (CAM), Computer Numerical Control (CNC) and Reverse Engineering (RE), and so on.

• 样条函数是应用非常广泛的数学工具，在计算机辅助设计(CAD)、计算机辅助制造(CAM)、计算机数控(CNC)以及逆向工程(RE)等技术领域中更是必不可少的非常有用的工具，具有特别重要的工程意义。