叙述了地理信息系统（GIS）在城市排水系统的管理与运行业务中的应用。
The management and application of GIS in urban drainage system and operation business are presented.
本文研究了华北某城市某地区排水系统现状，并对该排水系统进行地理信息系统需求分析。
In this paper, a city in northern China in an area the status of drainage systems and drainage systems in the geographic information system needs analysis.
本文研究了华北某城市某地区排水系统现状，并对该排水系统进行地理信息系统需求分析。
In this paper, a city in northern China in an area the status of drainage systems and drainage systems in the geographic information system needs analysis.
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