查询词典 bounding surface

In computer graphics, a locator device with a flat surface and a mechanism that converts indicated positions on the surface into coordinate data .

在计算机图形学中，一种定位装置，它有一块平板和一个把该面上所指示的位置转换成坐标数据的机构。

Device'.'' with a flat surface and a mechanism that converts indicated positions on the surface into coordinate data.

定位'。''''。'装置'。''，它有一块平板和一个把该面上所指示的位置转换成坐标数据的机构。

By matrix conversion and coordinate transform, the part surface measured data can be converted into assembly model, therefore, the characteristic of part surface coherence and boundary share will be assured.

本文提出了一种基于基准点和配合轮廓的装配建模方法并在实践中应用，使摩托车配合件达到了共线的设计要求。

This article used the truncation mark law to discuss the common quadratic surface on the coordinate plane projection, based on this gave by the surface encircles three-dimensional asks the law on the coordinate plane projection one kind, this kind asked method the superiority lay in does not draw the range of integration graph also to be able to determine it on the coordinate plane projection.

本文利用截痕法讨论了常见二次曲面的在坐标面上的投影，在此基础上给出由曲面所围立体在坐标面上的投影的一种求法，这种求法的优越性在于不画出积分区域图形也能确定它在坐标面上的投影。最后以实例说明这种求投影的方法在计算三重积分中的应用。

In order to apply virtual reality technique into medical image processing, make convenient for surgeons to access virtual and mini invasive surgery, this paper, presents a full interactive virtual endoscopy system framework, analyzing and discussing system architecture and algorithm models. We explain some key procedures in virtual endoscopy system such as definition of world coordinate, virtual camera, surface detection, normal approximation, volume rendering and surface rendering, and also some interactive control method.

在综合利用各种计算机图形、图象技术的基础上，提出了完整的交互式虚拟内窥镜系统的框架，同时对系统结构和各种模型进行了分析和讨论，还针对系统的实时性和绘制结果的逼真性要求，提出了基于 Object Cache和扩展的区域增长方法，并将其应用到医学图象处理当中，得到了较好的效果。

This study uses the height function to track the free surface, and the body-fitted coordinate system is used to generate a coordinate surface coindent with the boundary contours in the physical plate.

为求解本研究的流动现象，除了以高度函数法追踪液面外，并以物体嵌合座标系统克服翼形的不规则形状，同时采用SIMPLE数值法来处理整个数值运算过程，并配合交替方向隐式A.D.I。

When the second surface integral is calculated and the integral surface has some coordinate plane symmetry, computation can be simplified according to the integral odevity.

在计算第二型曲面积分时，当积分曲面关于某个坐标面对称时，则可根据被积函数的奇偶性进行化简。

This digital terrain model based on the ellipsoidal surface is essentially different from DTM based on projected plane because the Delaunay triangulation net is built based on geodesic coordinate system on regional ellipsoidal surface .

在椭球面上构建Delaunay三角网，与在平面上构网有不完全相同的定义与算法。

This dissertation addresses a practical data processing method of free-form surface for the coordinate measuring machine, including fitting algorithm, probe radius compensation and surface matching .

以坐标变换理论和最优化算法为基础，提出了应用单纯形法，对原始测量点进行坐标平移和旋转变换，将理论坐标与实际坐标统一起来，在此基础上进行误差处理，从而较好的解决了曲面匹配问题。

As a consequence, it accelerated the processes of biogeochemical cycling of nutrient in the Yangtze estuarine and tidal flat sediments. Corbicula fluminea mainly inhabited near the surface tidal sediment. It affected the nitrogen cycling in the surface sediments by the physiological activities such as the excretion.

蟹类动物通过生物扰动改变了沉积物的物理结构，增加了沉积物与大气之间的接触面积，使沉积物氧含量大为增加，加快了沉积物中生源要素赋存形态之间的转化，因此蟹类活动促进了潮滩沉积物中生源要素的生物地球化学循环过程速率。

Researches reveal that students who suffer from corporal punishment tend to resort to violence in their future life.

研究表明遭受过肉体惩罚的孩子倾向于在他们今后的人生中使用暴力。

Total sugar of sarcocarp and chlorophyll of pericarp increased firstly, and then decreased afterward along with altitude; Titratable acidity, ascorbicacid and anthocyanin of pericarp were increased along with altitude; The content of protein increased firstly and decreased afterward along with altitude; Carotenoid of pericarp were decreased along with altitude.

果肉总糖和果皮叶绿素含量随海拔高度升高先升高后降低；可滴定酸、维生素C和果皮花青苷含量均随海拔升高而升高；蛋白质在1720m处最大，1420m处最小；果皮类胡萝卜素随海拔升高而降低。