arc of a circle

An arc is a part of the circumference of a circle or other curved lines.

弧是圆周或曲线的一部分.

词典精选例句

Blackburn's formula does this by sketching the arc of your car's turning capability into a full circle, then using the center of the circle to create the right-angle triangles Pythagoras loved.

Blackburn教授的公式通过对车的弧度和转角能力画圈，利用圆心来设置一个直角三角形。

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At first I couldn't believe my eyes because the bands of color I saw weren't in a single half circle arc across the sky. Instead, I saw a full circle of rainbow hues hanging in the sky just above the sea.

最初，我不相信我的眼睛，因为我看到的彩带并不是一个半圆那样的横跨天空，我看到的是一整个圆的彩虹挂在天空，就在海的上方。

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In the application of slice method in the stability analysis of soil nailing wall, the soils upon slip circle plane are divided into a number of vertical soil-slices which length of arc is equal by using equal arc method.

在利用条分法进行土钉墙整体稳定分析中，采用等弧长法将滑动面以上土体分成若干个等弧长的竖直土条。

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We fit the iris to a circle and regard the upper-eyelid as a section of circular arc. Then we use the method of sub-pixel detection to detect sub-pixel edge and the method of Hough transform based on gradient orientation and gradient direction to detect circle.

本文将虹膜用圆来拟合，将上眼睑视为一段圆弧，研究并采用亚像素边缘检测方法检测亚像素级的虹膜边缘和基于梯度朝向和梯度方向信息的Hough变换的方法检测虹膜和眼睑。

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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。

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