An improved oxidation ditch process using forced air supply low-pressure jet aeration system was used to treat middle-stage wastewater from pulping and papermaking.
采用供气式低压射流曝气系统改良型氧化沟工艺处理制浆造纸中段废水，对整个调试运行过程进行了介绍。
Anaerobic phosphate release rate and its affecting parameters were studied in an anaerobic-integrated oxidation ditch with vertical circle regime system (AN-IODVC).
本研究考察了厌氧-立体循环一体化氧化沟工艺(AN - IODVC)中厌氧释磷效果及诸影响因素。
The system comprises a sewage treatment area of an integrative oxidation ditch with vertical circulation, a filter tank and a ground treatment area.
该系统由立体循环一体化氧化沟污水处理区、滤罐和土地处理区组合构成。
It is urgent to perfect sewage pipeline system and to build municipal wastewater treatment plants. Oxidation ditch process is the first choice of possible ways.
认为在三峡库区区县完善排水管网系统和建设城市污水处理厂迫在眉睫，氧化沟工艺不失为三峡库区区县污水处理工程的首选工艺。
In this paper, effect of the amounts of biology-ball was studied on the wastewater purification in the Plant-biofilm Oxidation Ditch(PBFOD)by home-made biology-ball putted in the system.
同时还表明，增加生物球的投加数量可以增加悬浮生长的活性污泥与附着生长的生物膜的协同作用，从而增强植物-生物膜氧化沟对污染物的去除效率。
In this paper, effect of the amounts of biology-ball was studied on the wastewater purification in the Plant-biofilm Oxidation Ditch(PBFOD)by home-made biology-ball putted in the system.
同时还表明，增加生物球的投加数量可以增加悬浮生长的活性污泥与附着生长的生物膜的协同作用，从而增强植物-生物膜氧化沟对污染物的去除效率。
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