Everhard effect

The paper explains three types of evolute of cone curve,and introduces curvature center on top of cone curve and drawing way with compasses and ruler of curvature circle.

给出了三类圆锥曲线的渐屈线方程 ,介绍了圆锥曲线顶点处的曲率中心和曲率圆的规尺作图方法。

In the paper,the spherical evolute by the geodesic distance on the unit sphere is defined and some of its properties are investigated.

本文利用单位球上的测地距离定义了球面渐屈线,并研究了球面渐屈线的一些性质,同时按照Bruce J。

The locus of the centers of curvature of a given curve.

渐屈线一给定曲线率中心的轨迹

He then treated the evolute of a plane curve.

然后他讨论了平面曲线的渐屈线。

Asymptotic Solution for Non-linear Delamination Buckling of Orthotropic Composite Materials;

正交各向异性复合材料非线性脱层屈曲问题的渐近解

Gradually his feeling of ignominy and of rage sank.

他的怒火和委屈渐渐烟消云散。

A gentleman must be flexible.He decided he would let Hung-chien teach for the remainder of the semester.

大丈夫能屈能伸，他让鸿渐教完这学期。

GI(Grated Index)

渐变折射线(光纤)

A hyperbola approaches but does not meet its asymptote.

双曲线逐渐接近它的渐近线但不相交。

With the retreat of this boundary the cohesive bonds gradually yield.

随着这种边界的后退，凝聚性结合逐渐屈服。

The path grew more obscure in the fading light.

小径在渐渐消失的光线下变得更暗了。

Clouds building on the horizon.

地平线上逐渐增多的云

involute spline gear shaper cutter

渐开线花键孔插齿刀

involute internal gear pair with small teeth difference

渐开线少齿差内齿轮副

involute milling cutter for straight bevel gear

直齿伞齿轮渐开线铣刀

micro-computer gradual line inspection instrument

微电脑渐开线检查仪

base diameter of involute helicoid worm

渐开线蜗杆基圆直径

Space (density) tapered array antenna

间距密度渐变阵列天线

base cylinder of involute helicoid worm

渐开线蜗杆基圆柱面

Cable TV has become more and more popular.

有线电视渐趋流行。