This paper presents a system scheme for Urban Pipeline Network information System. Extended relation database is used to store and manage the attributes and graphic information of pipelines.
提出了城镇管网信息系统的总体设计与实现方案.该系统使用广义关系数据库存储和管理各类管线的属性信息和管线的图形信息;
This paper presents a system scheme for Urban Pipeline Network information System. Extended relation database is used to store and manage the attributes and graphic information of pipelines.
提出了城镇管网信息系统的总体设计与实现方案.该系统使用广义关系数据库存储和管理各类管线的属性信息和管线的图形信息;
应用推荐