A trapezoid is a quadrilateral with two parallel sides.

Quadrilateral mesh generation algorithm, you can look good in my opinion!

四边形网格的生成算法, 可以看看,我认为不错!

Treat the well face as internal boundary section the region with quadrilateral grid.

将井壁视为内边界,在空间上用任意四边形单元对求解区域进行剖分.

An alternative decompositionmethod is to split the quadrilateral into triangles that are closest to equalin size.

顶点的法线可以通过计算以该顶点为起点的两个向量的叉积得到.

I am a quadrilateral. I have only 1 pair of parallel sides. Who am I?

我是一个四边形.我只有一对平行的边.

Program to create a cylinder and a parallelepiped by extruding a circle and quadrilateral respectively.

计划创建一个圆柱体和一个平行的挤出一个圆圈和四边形分别.

Bilinear quadrilateral method was used to subdivide the spirally water wall and fin.

采用双线性四边形法对螺旋管圈水冷壁和鳍片进行了剖分.

A new quadrilateral thin plate bending element is presented.

同时讨论了广义协调元的几何不变性,即单元与其节点号编序的相关性问题.

Follow quadrilateral rolling, strengthen accuracy and shorten error.

采用了四边压痕, 增强精度,缩小误差.

Then some smoothing operations are taken to refine the initial quadrilateral meshes.

同时对生成的四边形网格进行一系列的质量改善操作.

A kite is a quadrilateral with one line of symmetry.

风筝是个有一条对称线的四边形.

Many a quadrille table was spoiled that memorable evening.

在这个令人难忘的夜晚,多少张牌桌给耽搁了.

At the upper stage, windows are recessed into the quadripartite vault ceiling.

在上一阶段, 窗子被放在四分拱顶天花板的凹处.

Such split causes the chromosome pairs to be actually quadripartite.

这种分裂而引起每封染色体实际上分为四部份.

Ah! It is difficult to let Quadripartite frequently express with ten fingers.

哎! 如何让四部及两手的十指并用中流畅行走,真在不易.

George is quadriplegic. He can't move his arms or legs.

乔治是四肢瘫痪. 他不能移动他的胳膊或腿.

The trivium consisted of grammar, logic and rhetoric, the quadrivium of arithmetic, geometry, astronomy and music.

三门科目由文法 、 逻辑和修辞学组成;四门科目由算术 、 几何 、 天文和音乐组成.

A horse is a quadruped.

马是四足动物.

An elephant is a quadruped.

大象是四足动物.

We saw some quadruped tracks near our camp.

我们在营地附近看见一些四足兽的足迹.

NEW Elastic Walking Mechanism ( NEWM ) Spring connecting rod mechanism applied on quadruped walking robot was introduced.

四足步行机器人在高速步行时,地面对其产生了很大的冲击,引入弹性步行机构是减少冲击的关键.