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研究铁路平面图自动成图系统的数据结构、图形交换、等高线生成算法以及带状地形图的折图技术等一系列问题，介绍开发的软件系统。
This paper studies a series of questions such as data structure, graphic exchange, contour generation algorithm and striping technology of railway topographic map automatic mapping system, and introduces the software system developed.