There is actual demand for water reuse for expressway service area given the fact of limited water resource and long distance to municipal water supply system.
高速公路服务区远离市政给水管网，用水紧张，有污水回用的现实需求。
The municipal water supply network system is the city's life vein.
城市给水管网系统，是城市的命脉。
With China's rapid development of municipal infrastructure, the outdoor water supply pipe of water supply system occupies an important position in the whole system.
随着我国市政基础建设的迅猛发展，供水系统中的室外给水管道在整个系统中占据了重要地位。
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