The method of the least distortion mapping of planar curve to free surface is also discussed.
并以轮胎模具的花纹造型为例，阐述了平面曲线向自由曲面映射在工程中的实际应用。
This algorithm has the merits of geometry expanding method and overcomes the difficulty for searching symmetry curve confronted by the "Geometric Mapping" method.
该算法既具有基于几何展开方法的优点，又克服了“几何映射法”必须寻找对称线的困难，使得一步成形模拟方法更具有实用性。
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