The pure geometric evaluation criteria on curved surface quality of body exterior panels are the basis of curved sur face quality analysis and optimization.
车身覆盖件曲面品质的纯几何评价准则是曲面品质分析和优化的依据。
The local fitting method is a common method of measure and geometric modeling systems for complicated curved surface because of its mathematical model the same as that of current CAD system.
局部拟合因其具有与通用CAD系统相同的数学模型，所以它是复杂曲面测量几何造型系统的常用方法。
All geometric parameters of the leaf curved surface may be calculated more exactly comparing with traditional "method of isogonal transformation".
与传统的“等角变换”法比较，可精确计算叶片的全部几何参数。
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