Research on Surface NC Machining Accuracy;
曲面数控加工精度的研究
Algorithm for generation of free gou tool path on sculptural surface;
复杂曲面的无干涉刀位轨迹生成
Development of Study on Numerically Controlled Machining Technology of free Surfaces;
自由曲面数控加工技术的研究进展
Surf-Surf Intersection Curve
曲面与曲面相交求曲线
Parametrization of the Closed Triangular Surfaces for Surface Fitting
面向曲面拟合的封闭网格曲面参数化
The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.
作者证实：单叶双曲面和双曲抛物面是直线曲面。
The Completely Equal Curvature of Tubular Surface on Viviani s Curve;
Viviani曲线上管状曲面的全平均曲率
A curve or surface that is tangent to every one of a family of curves or surfaces.
包络线，包络面一条曲线或一个曲面，与一组曲线或曲面中的每一曲线或曲面保持正切
The line of intersection, inward concave and shallow area of curved surface are the difficult points in curved surface machining.
曲面交线、面内凹区域及曲面中浅平面的加工是曲面加工中的难点。
knot(ted) sphere
纽结球面, 纽结曲面
This is known as an isochromatic surface.
这样的曲面称为等色面
globoidal worm gear
曲面蜗轮,球面蜗轮
tangent-cone of a qualric
二次曲面的切线锥面
conjugate diametral plane
共轭径面 -二次曲面的
conjugate diametral planes of a quadric
二次曲面的共轭径面
A caustic curve or surface.
焦散曲面，焦散表面
Gentle bending, is put into use apply to curves and surfaces, or the corner, but many-sided.
柔和弯曲,适用于曲线、曲面或角落，可多方面使用。
Wireframe Contour. Contour chart without color.
曲面图(俯视框架图)。不带颜色的曲面图
We call this surface the stress quadric.
我们称这个曲面为应力二次曲面。
A Type of Surfaces Generated by a Planar Curve in R~3;
R~3中一类由平面曲线生成的曲面
Projectivity of Hyperboloids of One or Two Sheets;
双曲抛物面与单叶双曲面的射影性质