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nitrification reaction
相关语句
  硝化反应
     The major parameters are nitrification reaction HRT≥26 h, denitrification reaction HRT=6~8 h, COD load 0 4~0 8 kg/(m 3·d) and NH 3-N load 0 06~0 11 kg/(m 3·d) in nitrification reaction.
     其适宜的运行参数为 :硝化反应HRT≥ 2 6h ,反硝化反应HRT =6~8h。 硝化反应的COD负荷率 0 4~ 0 8kg/ (m3·d) ,NH3-N负荷率 0 0 6~ 0 11kg/ (m3·d)。
短句来源
     The results show that when NH_3-N concentration of mixed solution is 0.5~2.1 mg/L in the bed the nitrification reaction is the half-order kinetics,whose rate constant (k_ 1/2 ) is 0.48(g/m) 0.5 /d.
     结果表明,悬浮填料床内混合液氨氮浓度为0.5~2.5mg/L时,硝化反应符合半级反应动力学,半级反应速率常数k1/2为0.48(g/m)0.5/d;
短句来源
     Nitrification reaction doesn't take place at the beginning of the aeration,but after a period of absorption and degradation,and at the same time the test results show that the optimal pH value in the short nitrification is 8.0 to 9.0 and the temperature should be kept at 25℃ or above 25℃.
     在试验中发现硝化反应并不是在曝气一开始就发生,而是在经过一段时间的吸附降解后才发生,同时实验结果显示发生短程硝化的最佳pH值为8.0~9.0,温度维持在25℃或25℃以上。
短句来源
     5. In this system the optimum pH to the nitrification reaction is 7.5-8.0, and the optimum DO to the de-nitrification reaction is7.0~7.5. Above or below the mentioned pH, the nitrification and de-nitrification are both repressed.
     5、本系统硝化反应最适pH值介于7.5-8.0,反硝化反应最适pH值介于7.0-7.5,过高或过低都会对硝化和反硝化产生抑制作用。
短句来源
     Superior bacteria were added into the aerobic reaction pool to advance the nitrification reaction which saves the aerobic process time and reduces the cost of waste-water treatment while keeping the dislodge rate of ammonia and nitrogen.
     在好氧反应池内添加了以自养细菌为主的优势菌,以促进硝化反应,在保持氨氮去除率的同时减少好氧处理时间,降低废水处理成本。
短句来源
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  氮化反应
     The results show that:(1)21R bonded magnesia refractories could be directly obtained by nitrification reaction process.
     结果表明:(1)通过氮化反应可以直接制备21R(AlN多型体)结合镁质耐火材料;
短句来源
  “nitrification reaction”译为未确定词的双语例句
     (4)When DO<1.2mg/l,the removal of COD and NH3-N drops rapidly ,which shows that nitrification reaction has been restrained .
     (4)好氧段DO<1.2mg/l时,COD、NH_3-N去除率下降迅速,表明此时硝化作用受到抑制。
短句来源
     While V_2O_3 is reduced into VC, VC is nitrided into VN by N_2. It means the reduction and nitrification reaction happen synchronously.
     通过热力学的研究,V_2O_3被C还原成VC的同时,产物与N_2反应生成VN,即还原氮化同时进行。
短句来源
     Under the same migration andtransformation condition. the purification capacity of soil is increased with the content ofclay in the soil. The increase of the nitrification reaction rate is a decisive factor.
     土质是影响土壤氮迁移的重要因素之一.在迁移转化环境条件相同的情况下,随着土壤颗粒中粘粒含量的增加,土层的净化容量增加,其中土层的反硝化反应速率的增加是硝酸根去除的决定性因素.
短句来源
     Dynamics study on nitrous nitrification reaction of coking wastewate
     焦化废水亚硝化过程的动力学研究
短句来源
     The HRT of the wastewater in the first oxic nitrification reactor (Os) is too short and the nitrification reaction couldn抰 happen, which is the main factor that causes the failure of the existing AIO/AIO biological treatment system.
     而且处理水在好氧硝化池中水力停留时间不足,难以达到硝化阶段,这是导致现有生物处理工艺A/O/A/O系统无法正常运行的主要原因。
短句来源
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  nitrification reaction
Kinetics of the Abiotic Reduction of Polymeric Manganese Dioxide by Nitrite: An Anaerobic Nitrification Reaction
      
The possible mechanism of this nitrification reaction catalyzed by a heterotrophic microorganism is discussed.
      
The nitrification reaction is a two-stage oxidation, each stage being performed by a distinct group of bacteria.
      


Characteristics of nitrogenous migration and transformation in different types ofsoils of water logged aeration zone have been studied through laboratory soil-columnexperiments. A mathematic model of nitrogenous migration and transformation in waterlogged aeration zone of soil has been made. The results show that the main contaminant ofnitrogen in groundwater is the nitrate. and the composition of soil is an important factorwhich influences migration and iran formation of nitrogen. Under the same migration andtransformation...

Characteristics of nitrogenous migration and transformation in different types ofsoils of water logged aeration zone have been studied through laboratory soil-columnexperiments. A mathematic model of nitrogenous migration and transformation in waterlogged aeration zone of soil has been made. The results show that the main contaminant ofnitrogen in groundwater is the nitrate. and the composition of soil is an important factorwhich influences migration and iran formation of nitrogen. Under the same migration andtransformation condition. the purification capacity of soil is increased with the content ofclay in the soil. The increase of the nitrification reaction rate is a decisive factor.

通过室内土柱实验,研究了氮在包气带不同土质层中饱水条件下迁移转化的特征;建立了一维饱和土壤层中氮迁移的预测模型.研究结果表明:氮对地下水的污染因子是硝酸根;土质是影响土壤氮迁移的重要因素之一.在迁移转化环境条件相同的情况下,随着土壤颗粒中粘粒含量的增加,土层的净化容量增加,其中土层的反硝化反应速率的增加是硝酸根去除的决定性因素.

nitro-4-hydroxy benzenarsonic acid (Ⅱ) was prepared from amino-benzoic acid through the diazotization, arsenite and nitrification reactions, with total recovery of 61.0%(mol), also was a feed additive with double effects of nutrition and antibiosis. This paper elaborated on the functional characteristics and application of the benzenarsonic acid.

以对氨基苯酚为原料经重氮化、胂化和硝化反应制备了3-硝基-4-羟基苯胂酸(Ⅱ),总收率610%(mol)。(Ⅱ)是具有营养和抗菌双重作用的饲料添加剂。还综述了其作用特点及应用。

This article introduces the new process of m-dimethyl benzene nitrification which is motionless-mixed continuously at the constant temperature, and elucidate the importance of the motionless mixer in the nitrification reaction

本文介绍了间二甲苯的静态混合恒温连续硝化新工艺,并阐述了静态混合器在硝化反应中的重要地位。

 
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