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圆心

na.the centre of a circle
网络center; center of a circle; Circle center

圆心

英-汉网络释义

圆心

center

CATIA软件的10个使用技巧 —— 机械英才网 ... cell 单元储存格 Center 圆心中心 center mark 圆心标记中心点标记 ...

center of a circle

数学常用英文词汇_百度文库 ... cros section 横截面 center of a circle 圆心 chord 弦 ...

centre

数学英语词汇大全_百度文库 ... 圆 circle 圆心 centre 半径 radius ...

centre of a circle

英语词汇-数学词汇_专业词汇 ... centre 中心；心 centre of a circle 圆心 centre of gravity 重心 ...

the centre of a circle

百度词典搜索_圆 ... 圆舞曲[ waltz] 圆心[ the centre of a circle] 圆周[ circumference] ...

Circle center

煎蛋英语：绘画透视目测能力游戏 ... Triangle center 三角形中心（角平分线的中心） Circle center 圆心 Right angle 直角 ...

a,b

圆心（a,b）和切点(x0,y0)的斜率为(y0-b)/(x0-a)所以切线的斜率为-(x0-a)/(y0-b)因为切线过（x0,y0）所以切线为y=-(x0-a)/(y0-b)…

CEN

cad快捷键 - 搜搜百科 ... INT= 交足； CEN= 圆心； QUA= 象限点； ...

例句：

The point in the middle of a circle is called the center of a circle . It's represented by the letter O.

把圆中心的一点叫做圆心，圆心一般用字母表示。

I'm glad I went back to India , and I'm glad to be back in the U. S. Life has come full circle but the center has shifted.

我庆幸回过印度，也很庆幸又回到了美国。生活就是一个圆，只是圆心在变。

But arc interpolation can be carried out on the condition that the center coordinates of a circle are known in CNC .

但是，在数控系统内部必须知道圆心的坐标，才能进行圆弧插补。

Wildfire rules of the game , all the participants with his back to center of a circle surrounded by a circle , close your eyes .

野火游戏的规则是，所有的参与者背对圆心围成一个圆圈，闭上眼睛。

The double continuation itself is then carried out by drawing a series of circles about this point .

接着进行成倍延拓，以该点为圆心，画出一系列圆。

The center is still and silent in the heart of an eternal dance of circles.

在永恒的光环之舞中，圆心安静而沉默。

A radian is the angle subtended by an arc of a circle whose length is just equal to the radius .

一弧度就是长度刚好等于半径的一段圆弧所对的圆心角。

A point equidistant from all points on the circumference of a circle or on the surface of a sphere.

圆心，球心与一圆周上或一球面上所有点等距的一点

The line segment connecting the center and any point of a circle is called the radius . It's represented by the letter r.

连接圆心和圆上任意一点的线段叫做半径，半径一般用字母表示。

A circle is hierarchical--it has a center--yet non-hierarchical--all points along the circumference are equidistant from the center .

一个圆是分级的，因为它有一个中心，然而也是不分级的，因为在圆周上的任何一点到圆心的距离都相等。

The connecting rods of all the pistons work on a single crankpin , which rotates around the center of the circle .

所有的活塞连杆都在同一个曲柄销上工作，绕着圆心旋转。

People the center circle , months before more round, if the heart missing, even the moon hanging high, also a moonlight dreary .

人圆心圆，月才更圆，心若缺，即使明月高挂，也只是一地月光惨淡。

Through the use of geometric symmetry of a circle , a robust subpixel algorithm for the center of circle detecting is presented .

本文利用圆的几何对称性，提出一种在亚像素精度快速定位圆心的算法。

In a radial engine all the cylinders are set in a circle and all point toward the center of the circle .

在径向式发动机里，所有的气缸都布置在一个圆圈里，而且都指向圆心。

To see the illusion, look at the center of the circle and notice the peripheral shimmering .

想看到这个幻视，盯住圆心，注意边缘的闪烁。

Align the center of cargo pump foundation with a plumb from the hole on pump room top, and then find the real center point of the hole.

用铅垂从泵舱顶开孔处放下，校准货油泵基座中心位置以确定泵舱顶平台开孔圆心位置。

If the old axle hole in the correct position to connect the center of the color stick as the center of drilling .

如果旧轴孔的位置正确，就可以把色木棍的中心作为钻孔的圆心。

A line segment that joins the center of a circle with any point on its circumference .

圆半径：将圆心与圆周上任一连接起来的线段。

Any line drawn through the center of a circle is normal to the circumference .

通过圆心画的任何直线均垂直于圆周线。

Influence of the noise in sample data the on the locating of circle centre is analyzed in detail , and simulated experiments are implemented.

详细地分析了样本特征数据噪声对圆心定位精度的影响，并进行了仿真实验。

Family circle , with a radius of happiness , draw a numerous satisfactory! Wish you all a happy holiday !

以家庭为圆心，以幸福为半径，画出千千万万个合家圆满！祝您全家新春快乐！

This acceleration that is necessary to make the change in the velocity vector is always pointing towards the center of the circle .

要促使速度矢量，产生如此的变化，所需的加速度，总是指向圆心。

The motors and drive units on these two types of polisher 's oscillate in an eccentric circular motion .

发动机和转速单位在这两种抛光机上的振蒎是一个偏圆心的运动。

Man is not a circle with a single centre ; he is an ellipse with a double focus .

人并不是只有一个圆心的圆圈，它是一个有两个焦点的椭圆。

The positioning process includes image compensation, image preprocess , binary image and getting the coordinate of tubes centre.

定位过程包括系统校正，图像预处理、二值化、确定管口圆心；

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