利用求补色立体图屏幕坐标原理，采用浮动水平线法来绘出空间曲面的透视投影图形。
Based on the screen coordinate theory of solid diagram of complementary color, a perspective projection diagram of space surface is drawn using floating horizontal line method.
利用平面图形几何重心公式计算回采工作面水平投影图形的重心坐标，然后根据影响传播角和开采深度计算下沉盆地中心位置的坐标。
The barycentric coordinates of the plane view projection of a coal face are solved with a formula of geometric gravity centre.
我们可以从多方位多角度地观察动力学过程的三维图形及其等高图和投影图。
We can observe the kinetic process from the graphs of three-dimension, contour and projection in any Angle.
主要介绍三维体视投影图的画法，指出作图的基本规律和图形的表现方法。
This paper gives an account of the drawing methods of stereo-projection pictures, illustrating the basic rules and of drawing and the methods of making stereo-projection pictures.
体绘制技术常用于3维体数据场的可视化，其虽然可以生成高质量的投影图像，但通常不能绘制由体数据与点、线、面图形组成的混合场景。
Volume rendering is often used for 3d volumetric datasets visualization. It can generate high quality images, but can not render volumes and polygons combined scenes.
体绘制技术常用于3维体数据场的可视化，其虽然可以生成高质量的投影图像，但通常不能绘制由体数据与点、线、面图形组成的混合场景。
Volume rendering is often used for 3d volumetric datasets visualization. It can generate high quality images, but can not render volumes and polygons combined scenes.
应用推荐