四边形的

In Figure 3, ABCD is a parallelogram. E and F are mid-points of AD and DC respectively.

在图3，ABCD为一平四边形。E及F分别为AD及DC的中点。G及H分别为

If I scissor the rectangle or parallelogram along their diagonals . What will be then ?

师：如果剪开的是一个长方形或者平行四边形，又会怎么样？

Pose determination by a single image of a single space parallelogram is investigated in this work.

摘要主要讨论基于单个平行四边形单幅图像的物体定位方法。

The base of the parallelogram equals the base of the triangle .

生：两个完全一样的三角形可以拼成一个平行四边形

A plane figure consisting of four points, no three of which are collinear, connected by straight lines.

四边形，四角形由四个角组成的平面图形，没有任何三个点共线，通过直线相连接

Mathematics A plane figure consisting of four points, no three of which are collinear, connected by straight lines.

四边形，四角形：由四个角组成的平面图形，没有任何三个点共线，通过直线相连接

This paper gives the principle of a kind of distortion power meter on the basis of the analysis of the power quadrangle.

文章以功率四边形方法为基础，给出了谐波功率测量仪的设计原理。

This may cause conventional quadrangular distance protection to over-reach or under-reach at different system conditions.

0引言由于具有优越的耐受过渡电阻能力，四边形特性距离继电器在距离保护中获得广泛应用。

Grand Square - the most intense quadrangular configuration.

四分相——最紧张的四边形结构。

In US a quadrilateral with two parallel sides.

有两个平行边的四边形。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。