查询词典 Ammonia

MAP is a kind of fertilizers which can be sold for reducing the expense of chemical precipitation method running. Though large numbers of experiments some kinetic parameters, including the value of pH, the relationship between the rate of ammonia-nitrogen removal and the ratio of reagents selected in reaction, reaction time and speed of whisking and so on were obtained.

在大量实验的基础上，通过对反应的几个动力学参数的详细研究，总结出了pH 值、反应药剂配比等与氨氮去除率的关系，并通过正交试验设计与单因素分析得出该方法在处理高浓度氨氮废水中最佳的工艺条件。

The overvoltage difference between oxygen evolution and chlorine evolution of optimized Ti/SnO_2-Sb_2O_3-CeO_2 electrode was the biggest,that is to say, it is more proper to be used for electrochemical oxidation of ammonia wastewater when there exist chlorin ion.

其中，经过优化的Ti/SnO_2-Sb_2O_3-CeO_2电极析氧析氯电位相差最大，反应出其性能优于其他电极，更适合用于含有氯离子情况下电氧化含氨氮废水的处理。

The result of the test shows: in the case of inexistence of chlorin ion, the effect of electrochemical oxidation of ammonia wastewater of the Ti/SnO_2-Sb_2O_3 electrode is better than the Ti/SnO_2-Sb_2O_3-CeO_2 electrodes,efficientry.When there exist 400mg/L chlorin ion,both have perfect effect.

对氨氮的电化学氧化去除试验表明，在不含氯离子的情况下，经过优化的Ti/SnO_2-Sb_2O_3电极的去除效果优于经过优化的Ti/SnO_2-Sb_2O_3-CeO_2电极，但效率不高；而在含有400mg/L氯离子情况下，二者对氨氮均有很好的去除效果。

The pilot study shows that the ammonia dissociation/synthesis reaction is inherently free of any potential side reaction problems, and also offers phase separation of products. The carrier of heat store is liquid. and is very interesting for long-term storage as it can be carried out at room temperature with no energy losses, Its theoretics energy storage density reachs 66.5kJ/mol, which outclasses sensible or latent heat storage. In comparison to other thermochemical energy storage, ATCES needs lower temperature in endothermic reaction(only 650℃), but It can produce over 550℃ high temperature stream in exothermic synthesiser. Furthermore, the heat store/recovery can change with adapt to the heat source/load automatically, and offers coninuous(24 h) production of heat, These advantages will see a rapid increase in the adoption of large-scale concentrating solar thermal power generation.

初步研究表明：采用氨基储能体系，储/释过程无副反应，且储能介质能自然发生相分离；储热载体为流体，并可在室温下长期无热损储存，理论储能密度达66.5kJ/mol，远高于显热或相变蓄热；与其它热化学储能相比，吸热反应温度低，仅需650℃，而放热反应可产生500℃以上的高温，能量的储/释流量可随热源/负荷自适应变化，且可全天供热，更适合作为聚光式大规模太阳能热力发电中的能量储存系统。

Pharmacology function】Huang An the AN oxygen Mi Ding be in the Huang An medicine to suppress the germ a very strong kind of the function to synthesize anti-virus medicine, because of it with for germ to synthesize folic acid demand of to ammonia Ji the benzene be sour to have likeness on the structure, exchange with PABA to contend for two hydrogen folic acids to synthesize Mao, bar the germ synthesize two hydrogen folic acids to synthesize Mao, bar the germ synthesize two hydrogen folic acids, end influence nucleic acid protein of synthesize, repress thus germ of growth breed, to variety E-and E+very strongly repress a function.

磺胺间甲氧嘧啶是磺胺类药物中抑菌作用极强的一种合成抗菌药物，因其与细菌合成叶酸时所需要的对氨基苯酸在结构上具有相似性，与PABA兑争二氢叶酸合成酶，阻碍细菌合成二氢叶酸合成酶，阻碍细菌合成二氢叶酸，最终影响核酸蛋白质的合成，从而抑制细菌的生长繁殖，对多种E-及E+有很强的抑制作用。

The effects of technological conditions of aerating ammonia in the preparation course of crystal form Ⅱ ammonium polyphosphate on the properties of the products were studied.

研究结晶Ⅱ型聚磷酸铵制备过程中通氨工艺条件对产物性质的影响。

The recycling of separative mother liquor as the source of feeding ammonia and feeding water, and repetitious regeneration of coked catalyst by the high-temperature calcination for four times seem to have no obvious influence on the activity, selectivity and durability of TEDAMAX-01 catalyst.

对将分离母液循环作为进料氨源和水源的反应，以及催化剂经过反复4次高温焙烧再生之后的反应进行了评价，该催化剂都表现出同样高的活性、选择性和稳定性。

A preparation method of the visible-light photocatalyst Bi2WO6 nano-powder is characterized by comprising the steps as follows:(1) the selection of raw materials;(2) bismuth nitrate Bi(NO33 question mark 5H2O is added into a citric acid solution to obtain the citric acid solution containing white sediment;(3) EDTA is added into ammonia water which is then added dropwise with the citric acid solution containing the Bi(NO3)3 question mark 5H2O so to obtain a solution of bismuth;(4) the solution of bismuth is added with (NH4)6W7O24 question mark 6H2O solution to form a precursor solution which is then stirred, dried, coked, cooled and ground to obtain decarburized powder;(5) the decarburized powder is roasted for 2h to 4h under 450 DEG C to 550 DEG C to obtain the visible-light photocatalyst Bi2WO6 nano-powder.

可见光催化剂Bi 2 WO 6 纳米粉体的制备方法，其特征在于它包括如下步骤：1原料的选取；2将Bi(NO 3 ) 3 5H 2 O加到柠檬酸溶液中，得到含有白色沉淀的柠檬酸溶液；3将乙二胺四乙酸加到氨水中，并缓慢滴加入含有Bi(NO 3 ) 3 5H 2 O的柠檬酸溶液中，得铋的溶液；4将(NH 4 ) 6 W 7 O 24 6H 2 O溶液加入上述铋的溶液中，组成前驱液；搅拌，干燥，焦化，冷却后，研磨，得去碳的粉体；5将去碳的粉体在450～550℃下焙烧2～4h后，得到可见光催化剂Bi 2 WO 6 纳米粉体。

As a protective atmosphere for sintering iron base materials, dissociated ammonia is a kind of decarburizing atmospheres.

本文通过热力学分析得出：在烧结过程中H_2与石墨难以形成CH_4，但易从Fe_3C中夺取C；分解氨作为烧结铁基材料的保护气氛是一种脱碳性气氛。

Furthermore, there was no change in the diversity of ammonia-oxidizing bacteria in the soil determined on the basis of the appearance of amoA gene diversity in denaturing gradient gel electrophoresis.

此外，没有任何变化，在不同的氨氧化细菌在土壤中的基础上确定的外观amoA基因的多样性变性梯度凝胶电泳

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。