We call this surface the stress quadric.

1、

Based on the quadric OPENGL screensaver program code, involving the rendering quadric algorithm with texture mapping.

基于OPENGL的二次曲面屏保程序代码, 涉及二次曲面的绘制与纹理映射算法.

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2、

An algorithm of feature surface recognition based on quadric surface fitting and geometry property was presented.

提出了基于二次曲面拟合误差分析和几何属性分析的特征曲面识别算法.

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3、

A new method is offered to extract quadric surface based measured points for reverse engineering.

为逆向工程中基于测量点的二次曲面提取提供了一种新的方法.

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4、

The expression of a tangent cone family with one parameter about a quadric surface is discussed.

讨论了二阶曲面的单参数切锥族的表示方法,导出了单参数切锥族的包络面的方程.

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5、

Extracting quadric surface from measured data is an important problem in reverse engineering of mechanical parts.

在机械产品的逆向工程中,针对测量数据提取常用二次曲面是非常重要的.

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6、

It is a very good exercise machine for keeping your quadriceps strong after surgery.

它是一部在术后保持股四头肌强壮的非常好的练习机器.

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7、

Lunges are also an excellent exercise for maintaining quadriceps and hamstring strength.

弓步也是维持股四头肌和腿筋力量的一种好练习.

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8、

To strengthen weak knees, the quadriceps group of muscles need to be strengthened.

只有股四头肌被加强的时候虚弱的膝关节才能得到加强.

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9、

They point out , however, that strengthening the quadriceps could prevent further damage.

不过,他们确知的事是, 加强大腿股四头肌的力量,可减低关节进一步受损的机会.

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10、

During this period of time, you should concentrate on asas possible in your quadriceps muscle.

在这个时间的期间, 你应该专注于尽量绷紧你的四头肌肌肉.

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11、

Since OpenGL does not specify its decompositionalgorithm, different implementations may decompose a given quadrilateral alongdifferent diagonals.

由于OpenGL并没有指定自己的分解算法, 不同的实现方法也许会把一个给定的四边形分解的不同.

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12、

Based on FEM theory, a program of isoperimetric quadrilateral element is made using MATLAB software.

基于有限元理论, 用MATLAB语言编制了四结点等参元计算机程序.

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13、

What is the shape of that glass building a quadrilateral pyramid.

是什么样的一个玻璃建筑?是个四边形金字塔.

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14、

A trapezoid is a quadrilateral with two parallel sides.

梯形是具有两平行边的四边形.

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15、

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!

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16、

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.

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17、

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.

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18、

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.

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19、

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.

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20、

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.

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