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。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。