First, curved surface is considered as the search field and the length of route as the objective function, thus the optimization problem of route is set.
首先，将整个曲面作为搜索空间，路径长度作为目标函数，设定了路径优化问题。
Appending curved surface thin ship function to the curved surface of basis ship, the corresponding improved ship form is calculated.
对基本船型的曲表面迭加曲面薄船函数以计算其对应的改良船型。
When calculating, only function of the longitudinal generating curve of the revoluted curved surface and the value of the projecting angle are needed to be substituted into these formulas.
这些公式的运用很简便，只常将回转曲面的纵母线函数及投射角的值代入即可。
With Discrete Fourier Transforms description of 3d curved surface, transform function of forming process is discussed.
在多点成形过程中，3维曲面形状的离散傅里叶变换描述能够反映成形件的整体变形特性。
It is proved that the intersecting line of the two curved surface is space curve, and the equation is quartic implicit function with one unknown.
论证了两曲面的交线为空间曲线，其方程为一元四次隐函数关系式；
It is proved that the intersecting line of the two curved surface is space curve, and the equation is quartic implicit function with one unknown.
论证了两曲面的交线为空间曲线，其方程为一元四次隐函数关系式；
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