The description of the robot's work environment and the actualizing process was studied, and a new method of making topologic map of the environment was proposed.
针对机器人环境识别问题，研究其工作环境描述与实现过程，提出一种环境拓扑地图建立的新方法。
This paper discussed the topologic relationship of spacial data and gave an exact description of map graphic elements.
本文讨论了空间数据的拓扑关系，对地图的基本图形元素作了更准确的表述；
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