本文定义了实物坐标系与显示坐标系 。
实物坐标系经过一系列变换通过三维显示的二维投影面与显示坐标系统一。
World coordinate that had undergone some transform such as translation, and rotation was unified with display coordinate through 2D projection plane of 3D display coordinate.
不过，您需要为位于其父组件局部坐标系中的组件显示工具提示。
However, you need to show the tooltip for a component that lies in the local-coordinate system of its parent.
对三维图形计算机显示的基本原理进行了讨论，详细介绍了坐标系变换、投影变换和明暗处理及光照模型的基本原理。
Then, the basic principles of drawing 3d graph by computer are discussed, particularly explained the fundamental theory of coordinate transform, projection transform and light model.
下面的插图就显示了这两个坐标系。
The following illustration shows these two coordinate systems.
基于微机原理中汇编语言程序执行的实时性特点，设计了在微机显示器屏幕上画直角坐标系下的动态变化图。
Basing on the well-timed characteristics that the assemble language has when executing. A dynamic diversification chart in rectangular coordinate is designed for display screen.
基于微机原理中汇编语言程序执行的实时性特点，设计了在微机显示器屏幕上画直角坐标系下的动态变化图。
Basing on the well-timed characteristics that the assemble language has when executing. A dynamic diversification chart in rectangular coordinate is designed for display screen.
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