摘要： 介绍了一个基于数据库和矢量图形的列车运行图自动生成系统的设计和实现。系 统实现了数据的输入、修改，并根据数据的更新自动生成地铁列车运行图。

关键词: 列车运行图, 矢量图形, 数据库

Abstract: This paper describes the design and implementation of an auto-genera ting system for train route map based on database and vector graph .In this syst em,the management graphs of trains are generated automatically according to the renewed data.

中图分类号: 

• TP391.41