precipitation reaction
英 [prɪˌsɪpɪˈteɪʃn riˈækʃn]
美 [prɪˌsɪpɪˈteɪʃn riˈækʃn]
沉淀反应
双语例句
- Method: The different methods were compared and the extraction was treated by means of color reaction, precipitation reaction and antibacterial experiments.
方法：比较各种提取方法，通过显色反应、沉淀反应和抑菌实验作用于该提取物。 - The generalized oxidation and reduction reaction includes acid-base reaction, precipitation reaction, coordination reaction and ordinarry oxidation reduction reaction.
土壤化学中的酸碱反应、沉淀溶解反应、配位反应和氧化还原反应都属于广义氧化还原反应。 - Aluminium hydroxide, the precursor of alumina, was synthesized by precipitation reaction of the aluminium nitrate and sal volatile.
利用硝酸铝溶液和碳酸铵溶液的沉淀反应制备一种氧化铝的前驱体-氢氧化铝。 - This article discusses the influence of precipitation reaction on coordination equilibrium by introducing side reaction coefficient.
通过引入副反应系数讨论了沉淀效应对配位平衡的影响。 - Preparation of Rodlike ZnO Particles by Direct Precipitation Reaction
直接沉积法制备棒状ZnO - Secondly, pure calcite crystal with different morphologies such as wood-block and spherical aggregates were prepared by a precipitation reaction in the presence of citric acid.
其次，以有机小分子柠檬酸为形貌调控剂，通过简单的沉淀反应合成了木块状、球形聚集态等形貌的方解石颗粒。 - The results indicated that rate of fluoride removal with the kinetics equation of third order reaction in precipitation reaction.
除氟反应中，氟浓度衰减速率符合三级动力学方程。 - Preparation of superfine α-Al_2O_3 powder by pyrolysis of ammonium aluminum carbonate hydroxide Crystalline ammonium aluminum carbonate hydroxide ( AACH) precursor was synthesized by controlling precipitation reaction conditions.
通过控制铝盐与碳酸氢铵溶液的沉淀反应条件，制备出结晶碳酸铝铵前驱体。 - The results showed that nanometer Cu coated α-Al2O3 composite powders could be obtained if the precipitation reaction temperature was 40 ℃ and time was 4 h. The coating Cu particles had a size about 10 nm with a spherical shape.
结果表明：采用反应温度为40℃、保温4h的工艺条件，可以获得纳米铜颗粒包裹Al2O3纳米复合粉体，铜颗粒呈球形，尺寸为10nm左右。 - Because it has shown a pleased result in many kinds of precipitation reaction such as ring precipitation reaction, agar diffusion reaction and so on.
结果：自制兔抗羊免疫血清和羊血清经环状沉淀、琼脂扩散多种沉淀反应试验，验证均与兔抗人血清和人血清的反应结果相近。 - Effect of precipitation reaction on elevated-temperature strength.
沉淀作用与高温强度的关系。 - When the precipitation reaction of methyl oxalate exists, the hydrolysis of methyl oxalate is a first order reaction.
在有沉淀反应发生时，草酸二甲酯的水解为一级反应； - When the precipitation reaction of Y ( NO_3)_3 and oxalic acid solution exist in the water droplet of the microemulsion ( microreactor), Y_2O_3 ultrafine particles of varying grain sizes and varying shapes are prepared.
Y（NO3）3溶液和草酸溶液在微乳液水核（微反应器）中进行沉淀反应，制备出不同粒径、形貌的超细氧化钇。 - The optimum pH condition of the precipitation reaction was ten.
沉淀反应的最佳pH条件为10。 - On Thermodynamics and Kinetics of Precipitation Reaction
沉淀反应的热力学及动力学初探 - By means of thermodynamic analysis, the early hydration of C_3S is studied. It is found that the hydration products of C_3S can not be produced in the liquid phase of C_3S paste by the congruent dissolution precipitation reaction.
本文通过热力学分析方法对水泥熟料矿物C3S的早期水化进行了研究，结果表明，C3S浆体的液相不具备发生一致溶&沉淀反应生成水化产物的条件。 - The Influence of Precipitation Reaction on Coordination Equilibrium
沉淀效应对配位平衡的影响 - At the same time, the general precipitation reaction of rare earth with ammonium bicarbonate and the crystallization mechanism of rare earth carbonate were discussed and the corresponding reaction equations were proposed.
同时，还对碳酸氢铵沉淀稀土的一般反应和结晶过程的反应机理进行了探讨，提出了相应的反应方程式。 - The phase of calcium sulfate/ hydroxyapatite composite powders were studied by theory of multi-component dissociation of phosphoric acid and precipitation reaction and thermal reaction of phosphate.
综合磷酸多元离解、磷酸盐的沉淀反应和热反应给出了制备的硫酸钙/羟基磷灰石复合粉体的相组成的理论依据，认为溶液中磷酸盐的优势组分对复合粉体的相组成起决定作用。 - Skin-coloured nanoparticle ZnO can be also prepared by the process of properly adding ammonia liquor into the mixed solution after the precipitation reaction.
在沉淀反应后的混合液中适当地加入氨水进行处理，最后还可制得肤色纳米氧化锌。 - The features of carrier induction crystallization are that a large amount of the grains of suitable carrier are added in precipitation reaction system, the grains speed reaction up, precipitates sedimentate with the grains and the time of precipitation process is shorten.
载体诱导沉淀结晶技术的特点是在沉淀反应体系中人为地加入大量合适的诱晶载体粒子，使沉淀反应加速，并使沉淀物随诱晶载体粒子一起沉降，从而使化学沉淀工艺时间大大缩短。 - Potentiometric Determination of Barium with Ion-selective Electrodes Using Precipitation Reaction on Forming Ion Association Complex
应用离子缔合物沉淀反应电位滴定钡 - A turbidity sensor, a turbidity titrator, and a method to indicate the titration end-point of precipitation reaction by the measurement of the relative intensity of the scattered light in the titrate solution were introduced.
报道了一种实用的浊度传感器及浊度滴定仪，以及一种利用此仪器检测溶液的浑浊程度（溶液中散射光相对强度）来判断沉淀反应滴定终点的方法。 - The well-proportioned distribution of grain size of fine powder after dispersed affects the dissolution and precipitation reaction of sintering, which is considered as the primary reason for the improvement of cermet mechanical properties.
细粉分散后，颗粒大小的分布较均匀而影响了液相烧结中的溶解析出过程，这是金属陶瓷微观结构和性能得到改善的重要原因。 - Furtheremore this precipitation reaction can be specifically inhibited by positive serum of gosling plague and no cross reaction is observed with common sera of avian disease.
所形成的沉淀反应能够被小鹅瘟阳性血清特异性地抑制，与其它常见的禽病血清不发生交叉反应。 - Studies on Precipitation Reaction and Dislocation Microstructures of TiAl Based Intermetallic Compounds
TiAl基金属间化合物的脱溶反应和位错结构研究 - Crystallization of amorphous α-Fe_2O_3 nanowires prepared by chemical precipitation reaction
化学沉淀法制备的α-Fe2O3非晶纳米线的晶化研究 - Study on Suppression and Acceleration of Aging Precipitation Reaction in Al-Cu Alloys
延缓与加速Al-Cu合金时效析出反应的研究 - In order to optimize the operating parameters and improve the product quality, a partial equilibrium model was proposed in the thesis for describing the relationships among the reaction components in the precipitation reaction process.
围绕着沉淀工艺中优化操作参数、提升产品质量的要求，本文针对沉淀过程中的反应组分关联，提出了一种局部平衡模型。 - The solid content increase with the increase of the salt concentration; and also the temperature of the precipitation reaction has effect on the solid content, the higher the temperature, the larger the solid content. 7.
随着铝盐浓度增加，所得的Al2O3溶胶固含量也在逐渐增加；同时沉淀反应温度也在一定程度上影响溶胶固含量，温度越高，固含量越大。