urban water environment system

基本解释

GIS of urban water distribution system and analysis system under GIS environment are introduced, including its design thought general structure and key technology.
本文介绍了城市给水管GIS系统及GIS环境下给水管网工况分析系统的设计思想、总体结构和关键技术。
So that, according to the field study actual for many years, authors work the new evaluation system of the intensity of urban water and soil losses and its environment effect for reference.
因此，作者根据多年野外考察工作的实际，尝试性地总结出一套城市水土流失强度及其对环境影响的评价体系，供同行参考。
Take the highest integrated benefit of economy, society and environment as the system's object, put forward the frame of the urban water conservation management oriented to sustainable development.
以追求经济、社会、生态环境三者的综合效益最大为系统目标，提出了面向可持续发展的城市节约用水管理框架；