阿基米德螺线

塑料流动性能的阿基米德螺线测定法研究

Study of Archimedean Spiral Method for Testing Thermoplastics Fluidity

阿基米德螺线式混炼盘混炼效果的数值计算

The Numerical Calculation of Mixing for Archimedes Spiral Mixing Disc

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。

In order to represent Archimedes helix with control polygon , we construct Bernstein-like basis .

基于时间分割法的阿基米德螺线的插补算法研究

The Calculation of Interpolation of Spiral of Archimedes Based on Time-divided Method

阿基米德螺线的插补算法研究

Study of Interpolation Algorithm Based on archimedes Spiral

阿基米德螺线凸轮机构的研究

A research on Archimedes spiral cam mechanism

用阿基米德螺线能成功地解决化圆为方的问题，方法很简单。

A neat solution of the quadrature problem can be achieved with the spiral of Archimedes .

在CAGD/CAD中，阿基米德螺线是一个重要和基础的几何对象。

In the CAGD / CAD system , Archimedes helix is an important and basic geometry object .

阿基米德螺线常数α是牛角芯模设计的关键，也是保证弯管壁厚均匀的前提。

The Archimedes constant α is the key to die design and the premise of wall thickness uniformity .

水力旋流器中阿基米德螺线入口的设计阿几米德双模螺旋馈源的自跟踪反射镜遥感天线

Design of the Archimedean Helix Inlet in a Hydrocyclone AN AUTO-TRACKING PARABOLIC REMOTE-SENSING ANTENNA WITH DUAL MODE ARCHIMEDIAN SPIRAL FEED

阿基米德螺线双驴头抽油机优化设计

Optimum design for double - horse head beam pumping unit with rear horse head ′ s outline of spiral of Archimedes

水力旋流器取代螺旋分级机的研究及其湍流场仿真计算水力旋流器中阿基米德螺线入口的设计

Study of Hydrocyclone Substituted for Spiral Classifier and Its Turbulent Field Numerical Simulation ; Design of the Archimedean Helix Inlet in a Hydrocyclone

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 cartesian coordinates , segments of straight line are used to fit a given curve and in polar coordinates segments of Archimedes helix are used .

本文是对渐开线圆柱齿轮和阿基米德螺线蜗杆及蜗轮在测绘工作中如何确定其基本参数而进行的专题探讨。

This article deals specially with the determination of the , basic parameters of involute cylinder gears , Archimedes spiral worms and worm wheels when measuring them .

传统的阿基米德螺线齿背的铲齿成形铣刀在重磨前刀面后，切削刃上各点的后角将发生变化，从而影响刀具切削性能的稳定。

For the relieving shaped milling cutter with the traditional Archimedes back curve , the relief angle of each point on the cutting edge is changed after refacing the cutter .

本文采用增量法，选取适当的参数方程，得到了椭园（包括园）、抛物线、双曲线、阿基米德螺线、对数螺线以及概率曲线弧的快速生成算法。

We have obtained fast generation algorithms for ellipse , parabola , hyperbola , Archimedes spiral , logarithmic spiral , and probability curve arcs with increments and properly-chosen parameter equations .

根据上述要求，研究了阿基米德螺线、对数螺线及渐开线三种蜗壳曲线的水力损失，以及蜗壳曲线光滑连接的具体设计方法，用这些方法设计的蜗壳取得了良好效果。

Accordingly , the hydraulic loss in volute with each of the three volute curves Archimedes - , logarithmic - and involute-spiral is investigated , and the design procedures for providing smooth curve contact are discussed .

本文通过对机床关键部分的机械方案和控制方案的分析，完成了刀盘进给部分的理论设计方案，通过使用阿基米德螺线平面螺纹实现了自动进刀。

The designing and the control program of the key part of the machine tool are analyzed . The theory designing program of the feeding for cutter head is finished , and the automatic feeding is complemented by using the Archimedean thread .

这些图解适用于阿基米德滚刀、对数螺线滚刀、以及全切式滚刀。

These charts cover Archimedes hobs , logarithmic spiral hobs as well as topping hobs .