剖切

If a cut plane goes through an axis or a symmetry line of standard components, they can be drawn as if they were not cut away.

当剖切平面通过标准产品的轴线或对称中心线时，可按不剖画出其外形。

At first this paper introduces a new method which is named as the concentric circles cutting method of drawing terrain characteristic line on the basis of contour vector data, and has made the program design and realized to this method.

本文首先介绍了一种基于等高线矢量数据提取地形特征线的新方法——同心圆剖切法，并对该方法进行了程序设计与实现。

If the screwed fastening piece and solid piece are longitudinally sectioned and the cut plane goes through the center of symmetry, these parts are represented as though they were not sectioned.

对于螺纹紧固件及实心件若按纵向剖切且剖切平面通过其对称中心时，这些零件按不剖画出。

Each group of cards can also be crosscut to compare the prices and trends among stocks.

卡片组还可以剖切，方便比较不同股票的价格和走势。

Under microcomputer circumstance a human-interactive graphic system is developed. An algorithm for hidden line removal based on improved appel algorithm and an algorithm for fast shaded graph are presented.

在表达比较复杂的零件内部结构时，设计和实现了一个任意三维形体阶梯剖切算法，可以对任意零件实体进行任意方向、任意位置连续的多刀剖切，并且剖切操作方便。

Paralleling to a principle projective plane Full sections, half-sections and partial sectional views all have a single cutting plane.?

用平行于某一基本投影面的平面剖切？前面介绍的全剖视图、半剖视图和局部剖视图都是单一剖切面剖切的图例。

High elastic etherate is applied to foam on the spot in normal temperature and normal pressure,so as to form the foam whose inner surface is the same as that of the jade craftwork and whose foaming ratio is high.The profile is cutted by laser and its surface is electrostaticly woolimplanted.

采用高回弹组合醚在常温常压下现场发泡，成型出与玉器工艺品外形吻合、发泡倍率较高的泡沫体，用激光刀剖切并对剖切面及成型轮廓面进行静电植绒，做出了外形美观、减震效果优异的高档内包装。

In order to remedy this kind of shortage, this paper presents a quick volume rendering method, for the finite element data field of dam seismic response, choices the slicing direction relying on the element surface which normal line has the smallest included angle with the view direction, slices elements to many quadrilaterals, blends the colors of these quadrilaterals by using OpenGL blending technology, and then superimposes all elements one by one.

为了弥补传统体绘制静止画面不能明确判断场值集中部位的不足，提出一种快速体绘制算法，针对大坝地震反应有限元计算数据场，根据每个单元法线与视线夹角最小的表面来选择剖切方向，将单元剖切成多个四边形面后，对单元的绘制顺序进行合理排序，利用OpenGL图形库函数进行颜色融合，再将各个单元依次叠加，从而生成了三维数据场的体绘制图。

In this work,the volume data is encapsulated firstly and its logistic coordinate is defined,then the direction vector and the center of the cutting plane are calculated,the movement route of the plane is solved,specially a new sampling rule in cutting plane is presented.

该方法首先对体数据进行封装并定义逻辑坐标系，接着在逻辑坐标系中计算剖切平面的法向量和中心，求出平面的运动轨迹方程，并提出一种新的剖切面采样准则。

Use the mew accelerate function of OpenGL to accelerate the units display. Have adopted the three dimension graphics and OpenGL's technology, it makes use of Stencil test to carry on cutting operation, which reduces complexity of programming and has raised the speed and efficiency of displaying.

根据离散元单元图可视化难点，结合目前各种国内外图形可视化加速方法特点，我们采用新大加速方法进行单元加速，利用OpenGL加速结合计算机图形学原理加快单元图形显示，通过对剖切单元表面的Stencil操作，减少了大量求法线操作，加快单元剖切操作，减少了编程复杂性，提高了显示速度和效率。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。