城市给水管网系统，是城市的命脉。
The municipal water supply network system is the city's life vein.
讨论了给水管网系统震灾的直接经济损失和引发经济损失，分析了影响各类经济损失的因素。
For water supply system, the direct and secondary economic losses in earthquake are discussed. All kinds of influent factors on economic losses are introduced.
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。
GIS of urban water distribution system and analysis system under GIS environment are introduced, including its design thought general structure and key technology.
给水管网是给水系统重要的组成部分。
Water supply network is an important component of the Water supply system.
以杭州市供水系统为依托，建立合理的给水管网优化模型并进行有效的求解，是本文研究的重要内容。
This paper aims to build and solve the operative control model of water distribution systems in Hangzhou.
给水管网地理信息系统正在逐渐得到推广应用，但作为专业地理信息系统尚缺乏系统性原则与方法。
As one of information methods, GIS in WDS gets to apply in production, however, there is a lack of systemic principle and method about analysis and design of specialized GIS.
给水管网是给水系统的重要组成部分，净化后的水经过错综复杂的地下管网，达到用户终端。
Water supply network is an important component of water supply systems. Purified water goes through the intricate network of underground pipes to users.
例如在管线密布的给水管网地理信息系统中进行图形元素识别时，将某些相邻管线混淆，显示出错误的管线信息。
For example, when recognizing the graph elements, people can easily confuse the neighboring pipelines of water supply networks, thus the wrong pipeline information will be shown.
室内消火栓系统给水管道有枝状管网和环状管网两种形式。
Indoor water supply pipeline fire hydrant system has two forms: branched network and ranged network.
室内消火栓系统给水管道有枝状管网和环状管网两种形式。
Indoor water supply pipeline fire hydrant system has two forms: branched network and ranged network.
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