The pressure range of gas transmission and distribution network, network type, valve arrangement, pipe diameter arrangement, etc.
燃气输配管网的压力级制、管网型式、阀门配置和管径配置等是管网结构因素。
This method is applied to hydraulic distribution calculation of loop pipe network, and the results are finer.
把该算法用于环状管网水力平衡计算，计算结果精度较高。
City's main sewage pipe network for the collection and distribution of life in the urban areas of sewage and wastewater, sewage accounted for a large proportion.
城市污水管网的主要用于收集和输送城市区域中的生活污水和生产废水，其中生活污水占较大比例。
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