First, the research and relative subject on engineering drawing interpretation and feature recognition and object composing is summarized. The way of work is put forward.
首先，综述工程图样理解的相关内容、特征识别和形体合成等相关研究的进展，阐述本文的研究思路和工作。
参考来源 - 面向图样理解的工程语义模型研究与应用·2,447,543篇论文数据，部分数据来源于NoteExpress
Only use translations, scales and rotations to animate each object composing the animation.
动画中用到的对象只能进行平移、缩放和旋转三种操作。
It includes its main functions, programming, interactive video editing and the generating of composing object files.
其中包括主要功能，程序设计，对话式屏幕编辑以及版面目标文件的生成。
The graphic object (compound object) in GMGP can be used like the sub-picture in interactive graphics and can also be used for composing the graphic model.
GMGP提供的复元素既能为交互绘图系统提供类似于子图形的功能，又能用于构作图形模型。
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