| 摘要 |
This invention is a biological sewage treatment device and system for use as a facility for the collection and purification of sewage from small and mid-sized buildings such as single-and multi-family homes, hotels, motels serving from 4 to 200 people. The invention provides for an automatically-regulating treatment process, based on low-load active sediment technology with extended oxygenation time, utilizing filtration on a suspended active sediment.
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