bastard grain,straight burr是什么意思

用法例句

Apply ruled surface in design of globoidal cam;

直纹面在弧面凸轮设计中的应用

Reconstruction of ruled surface based on Klein images;

基于母线Klein像性质的直纹面重构

Design of developable Bezier surface based on ruled surface;

基于直纹面的可展Bézier曲面的设计

This paper explores three ruled surfaces geometry properties about columnar surface, cone surface and hyperbolic parabobid.

研究建筑上常用的柱状面、锥状面和双曲抛物面等不可展直纹曲面的几何性质 。

Approaches to modeling building rooting with ruled surfaces are presented.

文中提出了一个主要解决房屋建筑中直纹曲面的计算机造型方法 。

Discusses the resolution methods of the intersection line of the ruled surfaces,sets and calculates the relative curve equation the curve projection equation of the intersection line,at last,analyses the different kinds of the features of the projection curves in order to the computer visualization of graphic.

讨论了共母线直纹曲面交线的解析计算,通过相贯线的投影曲线方程的建立,计算得出相关曲线方程,结合实例详细分析了投影曲线的各种形状特征,以便于图形的计算机可视化实现。