查询词典 plane figure

In this paper,the area ratio of plane figure affine transformation in space is investigated,and the transformation equation of λ multiple of area is got , the area change of plane figure under affine transformation in space is studied, a important property of three axis ellipsoid is given and proved.

探讨了空间场的仿射变换下平面图形的面积比，推导出λ倍积变换方程式，进而探讨了空间场的仿射变换下平面图形面积的变化规律，给出并证明了三轴椭球体的一个重要性质。

The problem of obtaining the dip angle of the plane figure to projection plane with Rytz Method is studied in this paper.

本文应用里茨作图法，研究由单面投影求平面图形对投影面的倾角问题

The common method for obtaining the angle of the plane figure to projection plane is through the right-angled triangle method after getting the double-face projection of the plane figure on the basis of the conception of maximum oblique line.

求平面图形对投影面的倾角，通常需要知道平面图形的两面投影，利用最大斜度线的概念，通过直角三角形法求得。

A plane figure bounded by two radii and the included arc of a circle.

由两个半径和两个半径中间的弧所形成的一个平面形状。

Rytz Method ; maximum oblique line ; Right-angled Triangle Method ; plane figure ; projection plane ; dip angle ; conjugate diameter

里茨作图法；最大斜度线；直角三角形法；平面图形投影面；倾角；共轭直径

A line segment forming part of the perimeter of a plane figure.

形成一个平面图形的边界的线段。

From commonly used equation of calculating plane figure quadrature, formulas of calculating plane figure quadrature by applying curve parametric equation can be deduced.

从由曲线普通方程求平面图形面积的公式出发推出在各种情形下由曲线参数方程求平面图形面积的公式。

A triangle is a plane figure with three sides .

三角形是有三个边的平面图形。

A plane figure with 5 or more points; often used as an emblem.

有五个或更多的顶点的平面形状；经常用于徽章。

Hope it has by the look of on the plane figure been a stereoscopic round.

希望从平面图上看来是个立体的圆。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。