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- In the CAGD/CAD system, Archimedes helix is an important and basic geometry object. 在CAGD/CAD中,阿基米德螺线是一个重要和基础的几何对象。
- In cartesian coordinates, segments of straight line are used to fit a given curve and in polar coordinates segments of Archimedes helix are used. 提出了在直角坐标系中用多段直线拟合曲线的方法,在极坐标系中用多段阿基米德螺线拟合曲线的方法。
- In order to represent Archimedes helix with control polygon, we construct Bernstein-like basis. 为了用控制多边形的方法表示阿基米德螺线,本文构造了拟Bernstein基。
- Finally, with the Archimedes helix and circular arc, we can construct a cam, so the control of the cam with a polygon comes true. This is useful to construct and control cam. 最后,利用阿基米德螺线段和圆弧来构造凸轮,实现了凸轮的多边形控制,对构造和控制凸轮有一定的价值。
- Finally, with the Archimedes helix and circular arc, we can construct a cam, so the control of the cam with a polygon comes true.This is useful to construct and control cam. 最后,利用阿基米德螺线段和圆弧来构造凸轮,实现了凸轮的多边形控制,对构造和控制凸轮有一定的价值。
- The Representation of Archimedes Helix with Bernstein-Like Basis 阿基米德螺线的拟Bernstein基表示
- The mathematical simulation of disc extruder based on Archimedean helix is intro duced and the physical and mathematical model is established. 介绍了阿基米德螺线磨盘挤出机的数学模拟,建立了磨盘的物理模型和数学模型,并给出了流场的速度分布和压力分布。
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- Keywords Hydrocyclone;Inlet;Archimedean Helix; 水力旋流器;入口;阿基米德螺线;
- Archimedes helix 阿基米德螺线
- Having a shape approximating that of a helix. 近似螺旋形的，近似螺旋线的
- Design of the Archimedean Helix Inlet in a Hydrocyclone 水力旋流器中阿基米德螺线入口的设计
- A conceptual diagram of an Archimedes heat ray. 阿基米德加热光束的想象图。
- Hydrometers is based on the Archimedes Law. 摘要浮计的原理是以阿基米德定律为根据的。
- That is what a double helix looks like. 这就是二重螺旋线的形状。
- Today, this is known as Archimedes'Principle. 这就是阿基米德定律。
- Loading Helix Server License Files. 加载服务器证书。
- Archimedes flourished in the 3rd century B.C. 阿基米德活跃于公元前三世纪; 阿基米德是公元前三世纪的人。
- High strength synthetic cord plus helix wire. 高强力合成线绳加螺旋金属丝。
- Archimedes, On the Sphere and the Cylinder, 220B.C. 圆球体的表面积等于球体中最大圆的面积的4倍。
