生活污水标准排放接头 sewage standard discharge connection
污水标准排泄接头 sewage standard discharge connection
污水标准排洩接头 sewage standard discharge connection
污水标准 effluent standard
标准状态下污水需氧量 Os
现有污水处理池需要符合严格的环境标准，该设备则被放置于其中。
The devices are placed in existing wastewater treatment lagoons that need to meet stricter environmental standards.
据假想设计，一些纵向农场具有循环处理污水的机制，经过处理的废水可以达到饮用水的标准。
Some hypothetical vertical farms have even been designed to recycle processed sewage (PDF), turning waste into water that meets drinking water standards.
仅仅7%的污水处理站符合国际标准。
Just 7% of sewage-treatment plants meet international standards.
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