The spatial distribution of wastewater flow is a key factor that influences the rationality of wastewater system planning.

污水总量的空间分配是影响污水系统布局规划合理性的重要因素。

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In this paper, 13 kinds of economic plants were aqua-cultured in a wastewater system to test their capability in phosphorous removal from sewage.

对13种经济植物在污水水培条件下净化污水中磷的能力进行了研究。

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The buildings’ drumlike contours maximize thermal efficiency, while a wastewater system developed by the European Space Agency recycles water from showers and sinks.

鼓形的建筑样式使热效率达到最大化，同时由欧洲航天局开发的一种污水处理系统可以从淋浴室和厨房水槽回收废水，进行再循环。

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Urbonas says communities there must focus first on developing a proper wastewater treatment system.

VOA: standard.2010.08.04

These Living Machines recycle wastewater by filtering it through a system of bacteria and plants.

FORBES: Magazine Article

The system also works better than an alternative approach to creating electricity from wastewater, based on anaerobic digestion that produces methane.

ENGADGET: Researchers create super-efficient microbial fuel cell, dream of selling excess electricity

Levels of phosphates in fresh waterways can be much higher than normal because of contamination from municipal and domestic wastewater, whether you're hooked up to a sewer or have a septic system, says Helen Suh MacIntosh, an associate professor in environmental health at Harvard University.

FORBES: Environmental Activists Get Under Your Sink