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空间曲线

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Calculation of teeth profile of disc cutter for arc-gear;2. The formulas for setting angle and entrance angle of disc cutter s are derived by using the contact condition of space curve.

利用空间曲线相切条件导出了用于计算盘形刀具安装角和切入角的条件;该方法具有以下优点:无需知道工件齿形,可同时获得刀具宽度、半径等参数。

In this paper, this constraint is discussed. For the space curve with length constraint and the surface of revolution area constraint, algorithms and estimation of the error are given.

本文就此进行了讨论,对有弧长约束的空间曲线及有面积约束的旋转曲面问题,分别给出了相应的算法及误差估计。

Two different hypotheses on the quantization of particle motion in the flat space by curved coordinate systems are discussed, and their differences in physical ideas and practical operations are compared.

徐湛讨论了平直空间曲线坐标系中质点运动的两种不同的量子化假设,比较了它们在物理思想和实际操作上的区别和优劣。

As to the space curve coils the arbitray right line and circles to obtain the rotational surface ∑, the body of rotational through ∑ s surround into(the part sealing off does not put the back plane disc), the integration formula about area of rotational surface and volume of the body of rotation are given by using coordinate transformation and Infinitesimal method.

利用坐标变换与微元法得到了空间曲线绕任一直线旋转所得旋转曲面∑的面积公式,以及由∑所围旋转体的体积公

In Chapter 2 is concerned the Lie point symmetry group of two type WKI equations based on the motions of plane and space curves by using the Lie classical method.

通过研究平面和空间曲线的运动,得出两类WKI方程,并利用李的经典方法,得到相应的李点对称群。

In order to solve these problems, a direct interpolation algorithm for the projective curve on parametric surface is proposed in this paper.

针对这种情况,文中针对参数曲面上以投影方式形成的空间曲线轨迹,提出了一种直接插补算法。

The motions of plane and space curve have a wide range of applications.

平面和空间曲线的运动有着广泛的应用。

The new Wire Editor delivers greater flexibility for making changes to 3D curves, while automatically detecting and protecting established tangency conditions.

全新的线架构编辑功能将带来更大的弹性进行空间曲线的修改。

Based on the Frenet-Serret formulas which are very important in the vector and tensor analysis theory, the force and moment equilibrium equations are established by the technique of apparent components system.

以在空间曲线理论中起重要作用的富列耐—塞勒(Frenet—Serret)公式为基础,把BHA所受的力及力矩表示为三维非正交坐标系中视分量的形式,建立了力和力矩平衡方程。

Three dimensional reconstruction of space curves is an open problem in computer vision.

空间曲线的三维重建是计算机视觉研究中的难点之一。

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