substate

It is focused on the phenomena of nitrite-nitrogen accumulation and ammonia inhibition to nitrite-nitrogen,encountered in the operation of sewage purification system with soil aquifer treatment process,and the conc.

着重探讨了土壤渗滤污水净化系统运行中的亚硝态氮积累和氨氮对亚硝态氮的抑制等问题,并提出亚硝态氮浓度可以作为指示系统正常运行的有效指标。

Logical control method avoiding metastability in asynchronism circuit;

一种消除异步电路亚稳态的逻辑控制方法

Metastability in the asynchronous clocks and Synchronizer;

异步时钟域的亚稳态问题和同步器

Metastability of PLDs in Analysis and Test;

可编程逻辑器件亚稳态的分析与测试

Nitrite Accumulation During the Denitration Process in SBR at Low Temperature

低温SBR反硝化过程亚硝态氮积累试验研究

Nitrite Accumulation and Influential Factors of in Soil Nitrogen during Nitrification Process

土壤氮素硝化过程中亚硝态氮的累积及其影响因素研究

Acute Toxicity of Ammonia and Nitrite to Adult Siniperca chuatsi

分子氨和亚硝态氮对鳜鱼成鱼的急性毒性试验

Mechanisms and conditions of nitrite accumulation occurring in calcareous soil

石灰性土壤中亚硝态氮的累积机理和条件

STUDY OF NITROUS OXIDE PRODUCTION ORIGINATED FROM NITRITE OXIDATION PROCESS DURING NITRIFICATION OF WASTEWATER

生活污水硝化过程中亚硝态氮氧化阶段N_2O产生量研究

Soil Nitrite Accumulation During Nitrification and Its Relationship with Soil Properties in Thirteen Soils of China

13种土壤硝化过程中亚硝态氮的累积与土壤性质的关系

Temporal-spatial Distribution and Release Mechanism of Nitrite Nitrogen in Cage Culture Area;

网箱养殖海域亚硝态氮的时空分布规律及其释放机理初探

The effects of environmental factors on purification of NH_3-N and NO_2-N by three preparations of probiotics

环境因子对3种微生态制剂净化总氨氮、亚硝酸盐氮作用的影响

Study on Ammonia and Nitrite Reducing in the Pond Using Microorganism;

微生态制剂降解养殖水体氨氮及亚硝酸盐的研究

The Study on Simultaneous Nitrification and Denitrification via Nitrite;

亚硝酸盐型同步硝化反硝化生物脱氮研究

Simultaneous determination of the total nitrogen,ammonium-nitrogen,nitrite-nitrogen,and nitrate-nitrogen in wastewater by continuous fluxion analysis

连续流动分析法同时测定污水中总氮、氨氮、亚硝酸盐氮、硝酸盐氮

N-nitroso compounds

亚硝氨基化合物; 亚硝基同氮原子联结的化合物

Study on Biological Nitrous Nitrifying and Autotrophic Denitrifying of Nitric Wastewater;

含氮废水生物亚硝化与自养反亚硝化试验研究

Relationship between soil nitrate,nitrogen balance and utilization in rainfed land

旱地土壤硝态氮与氮素平衡、氮肥利用的关系

Study on Biological Nitrification and Denitrification via Nitrite for Coke-plant Wastewater;

焦化废水亚硝化反硝化生物脱氮的研究

Study on Bioremoval of Nitrogen by Shortcut Nitrification and Phosphorus by Denitrification;

短程硝化生物脱氮与反亚硝化除磷研究

Study on Denitrification Biotechnology for Nitrous Nitrification and Anaerobic Ammonia Oxidation;

亚硝酸型硝化—厌氧氨氧化脱氮技术研究

Study of denitrification and growth characteristics of effective denitrifier community reducing nitrite

高效亚硝酸型反硝化菌生长特性及脱氮研究