urban drainage pipe network

基本解释

• [环境科学技术]市政管网

英汉例句

双语例句

• Urban drainage pipe network is important establishment of a city.
  城市排水管网是城市的重要基础设施。
• In this paper, the theorem is proved in which the layout of urban drainage pipe network systems must be a tree structure.
  本文证明了城市排水管网系统最优布局为树状结构的定理；
• No drainage entity may drain sewage into the urban drainage pipe network and its accessory facilities if it fails to obtain an urban drainage license.
  未取得城市排水许可证书，排水户不得向城市排水管网及其附属设施排放污水。

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专业释义

环境科学技术

• 市政管网