一个面向管网的图文管理信息系统

A Managing Drawing and Text Information System for Gas-Pipe-Net

本系统由图档管理和管网数据库管理两子系统组成。本文着重介绍图档管理子系统的设计思想和功能结构。提出了地形图的分级查询和图形拼接的设计思想。为保证管网图形数据库与管网文本数据库中相关信息的一致性,提出了数据一致性的概念。另外还介绍了故障处理与故障显示的设计思想。

This system consists of MDIS (Managing Drawing Information System) andMTIS (Managing Text Information system). In this paper, the designs and functions ofMDIS are mainly instroduced. The following problems, which are grading accession ofdrawings, connection of local drawings, consistency of data in drawing data base and textdata base and process of bad event of gas transfer in gas-pipe-net, are discussed and the us-er interface of MDIS is introduced too.