sewage purification

基本解释

But the rule of the adjustments of different forms of, ecological restoration and sewage purification treatment and to carry out the specific measure.
然规律进行适度调整，对不同形式的生态修复地和污水净化处理地实施针对性的措施。
dict.chla.com.cn
The problems in oxygen-liking biomembrane method for sewage purification are analyzed in theory. The improving scheme and its theoretic analysis are proposed.
从理论上分析了在污水净化中好氧生物膜法所存在的问题，提出了改进的方案和相应的理论分析。
The utility model discloses a biological membrane band frame device for the sewage purification treatment, which consists of a biological membrane band and a frame.
本实用新型公开了一种污水净化处理生物膜带框架装置，由生物膜带和框架组成。
ip.com

Water purification plants (especially in large cities which recycle their sewage waste right back into the drinking supply) will hopefully get prioritized for energy allocations when rationing starts.
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