添加一下曲面修改，然后我就有了这个几何体。我之所以更喜欢使用样条函数是因为这样速度会比较快和编辑的效率也比较高。
Added a surface modifier and bam, I had the geometry. I prefer to work with splines just because of the speed and editable efficiency.
系统主要由读取数据文件模块、NURBS曲线生成模块、曲面构造模块、参数化修改模块、数据转换模块以及用户界面组成。
The system is mainly composed of file module of reading data, creation module of NURBS curve, surface construction module, parameterization modifying module, data conversion module and user interface.
然后提出型面修改的SGD算法并采用该算法能得到曲面光顺，可以直接用于NC加工的回弹补偿型面。
Secondly, panel surface after springback compensation can be achieved by SGD algorithm the surface is smooth and can be used to NC machining.
为了增强细分曲面的造型功能，讨论了C - C细分曲面的交互形状修改算法。
To improve modeling ability of subdivision surfaces, interactive shape modification algorithms for C-C subdivision surfaces are discussed.
本文的主要工作就是围绕NURBS曲线曲面的形状修改展开的。
In this paper, the main work is about the modification of NURBS curves and surfaces.
隐式曲面与参数曲面相比在创建、修改、可视化方面需要不同的技术，并且具有不同的性质及应用领域。
Implicit surfaces are different from parametric surfaces in creation, modification and visualization, and have different properties and applications.
根据过渡曲面的曲率特性，提出了一种有限元网格的圆角过渡特征提取及网格局部修改算法。
According to curvature characteristics of blending surface, a method was presented to extract and modify rounding feature on finite element mesh models.
提出一种修改NURBS曲面形状的新算法。该算法运用约束优化方法，通过改变控制顶点和权因子修改NURBS曲面的形状。
With the constrained optimization method, a new algorithm for shape modification of NURBS surfaces is presented by altering the location of control points and the weights of original surfaces.
工艺补充曲面设计和修改的便利性，是提高设计效率的重要途径。
The convenience of addendum modeling and modification is an important access to improve design efficiency.
从而可以直观地考察所设计的共轭曲面的正确性和啮合情况，探索修改辊面的途径。
So, the correctness of the design of the new type roller can be tested, and the condition of meshing of c...
两种方法都可以利用广义逆矩阵求得显式解，具有可逆性、可交换性、结合性等优点，提高了曲面形状修改的效率和可控性。
Both methods can be solved explicitly by a pseudo-inverse matrix and are of invertible, commutative, and associative properties, which enhance the efficiency and controllability of the manipulation.
两种方法都可以利用广义逆矩阵求得显式解，具有可逆性、可交换性、结合性等优点，提高了曲面形状修改的效率和可控性。
Both methods can be solved explicitly by a pseudo-inverse matrix and are of invertible, commutative, and associative properties, which enhance the efficiency and controllability of the manipulation.
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