1) high-performance nitrogen removal
高效脱氮
1.
Based on Orbal oxidation ditch and radial flow secondary sedimentation tank with peripheral feed and peripheral outflow,the new type combined Orbal oxidation ditch process for high-performance nitrogen removal is composed of anaerobic tank,anoxic tank,aerobic tank,secondary sedimentation tank,internal and external recycle systems and Orbal oxidation ditch.
新型高效脱氮合建式氧化沟(C-Orbal)是以Orbal氧化沟和周进、周出辐流式二沉池为基础,将厌氧池、缺氧池、好氧池、二沉池、内外回流与Orbal氧化沟组合在一起,具有占地面积小、投资省、水头损失小、能耗低、适应能力强、运行管理方便等优点。
2) high-efficient denitrification technology
高效脱氮技术
3) High biological denitrification technology
高效生物脱氮技术
4) nitrogen removal effect
脱氮效果
1.
The dissolved oxygen distribution and nitrogen removal effect in different structures of wetlands were investigated by two groups of comparison experiments(vertical flow with horizontal flow;single-stage with three-stage horizontal flow).
通过2组对比试验(垂直流与水平流湿地、单段式与三段式水平流湿地),考察了不同构型湿地中溶解氧的分布情况及脱氮效果。
5) nitrogen loss efficiency
脱氮效率
1.
The analysis about nitrogen loss efficiency of A/O improved technology;
A/O改进工艺脱氮效率分析
6) nitrogen efficiency
氮高效
1.
In this paper,criteria screening nitrogen efficient of rice germplasms,differences of nitrogen efficiency between rice genotypes,inheritance of nitrogen efficiency and its correlation with agronomic traits were reviewed chiefly.
对氮高效水稻育种的意义、筛选的指标、基因型间的差异、遗传及其与农艺性状的相关等方面作了简要的综述,并在此基础上对氮高效水稻育种进行了展望。
补充资料：A/O生物脱氮法
分子式：
CAS号：
性质：A/O(厌氧/好氧)系统为一厌氧-好氧顺序的生物脱氮过程。它是在常规活性污泥悬浮生长系统主流中用厌氧段和好氧段相结合，同时去除废水中有机物和生物脱氮（包括硝化和反硝化）的过程。硝化作用系在好氧段进行，由硝化菌将氨氮转化为硝酸盐氮。好氧生物处理的出水回流至厌氧段，利用废水的有机物作为碳源，通过反硝化菌进行反硝化反应，将硝酸盐转化为氮气。这就是一般所说的反硝化-硝化脱氮过程。
CAS号：
性质：A/O(厌氧/好氧)系统为一厌氧-好氧顺序的生物脱氮过程。它是在常规活性污泥悬浮生长系统主流中用厌氧段和好氧段相结合，同时去除废水中有机物和生物脱氮（包括硝化和反硝化）的过程。硝化作用系在好氧段进行，由硝化菌将氨氮转化为硝酸盐氮。好氧生物处理的出水回流至厌氧段，利用废水的有机物作为碳源，通过反硝化菌进行反硝化反应，将硝酸盐转化为氮气。这就是一般所说的反硝化-硝化脱氮过程。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条