The mathematical models of evaluating profile error of any surface take by CMMS are proposed, these methods has been proved fitting for the geometrical tolerances standard by using optimization edited in Turbo C.

• 介绍了在三坐标测量机上测量和评定面轮廓度误差的数学模型 ,和应用最优化方法用TurboC语言编制的计算机程序 ,经校核验证 ,该算法符合形位公差国家标准的有关规定。