查询词典 sodium aluminate

Firstly, the important faces of the process of precipitation of sodium aluminate were calculated preparatory using Bravais-Friedel Donnay Harker method. Secondly, the equilibrium morphology calculations were processed on gibbsite 3×4×2 super cell and its (001),(100),(010),(011),(110),(101) and (112) slab models.

首先，用BFDH法说明了生长过程中最重要的面；其次，采用晶体平衡形态法，用Morphology程序对氢氧化铝3×4×2超晶胞及其(001)，(100)，(010)，(011)，(110)，(101)和(112)面真空slab模型进行平衡形态计算，计算结果与实验结果吻合，很好地预测了各显露面族(001)，(100)，(010)，(011)，(110)，(101)和(112)面族。

School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China）Abstract: The change rules of precipitation ratio, microstructure and particle size and the effect of oleic acid on the seed precipitation of sodium aluminate solution were investigated. According to these experimental results, the total energy and electronic structure of oleic acid locating on gibbsite (001) and face (100) with different modes were calculated, and the equilibrium and growth morphology of the systems were analyzed.

摘 要：研究添加油酸杂质时，铝酸钠溶液分解过程中分解率、氢氧化铝产品的形貌和粒度的分布变化规律；计算以各种不同方式位于氢氧化铝的(001)和(100)面时油酸分子的总能量和电子结构，并分析各体系的平衡形态及生长习性。

Experimental results indicate that glutamic acid can increase the decomposition ratio of sodium aluminate at lower concentration. The particle size of gibbsite product is reduced when the additive concentration is 3×103 mol/Lat 2 h. The particle size is enlarged under other conditions.

结果表明：谷氨酸在一定浓度范围内能提高铝酸钠溶液分解率，低浓度时添加效果最佳；添加浓度为3×103 mol/L，反应进行到2 h时产品粒度得到细化，其它条件下产品粒度均得到粗化。

The comparison of hardness removal effect in circulating cooling water with lime,lime and soda, and sodium aluminate has conducted respectively.

对偏铝酸钠、石灰法和石灰纯碱法处理循环冷却水硬度进行了比较，结果表明，偏铝酸钠和石灰纯碱法效果最好；以偏铝酸钠与助凝剂的配伍使用结果表明，偏铝酸钠与PAM配伍使用的效果较好。

In this paper, the current research status on structural characteristics and decomposition mechanism of supersaturated sodium aluminate solution are reviewed.

本文对过饱和铝酸钠溶液中铝酸根离子存在的基本形态，浓度、苛性比和阳离子对铝酸钠溶液结构性质的影响，溶液中多种铝酸根离子平衡与转化规律，以及铝酸钠溶液分解机理研究的现状进行了总结和评述；分析了现有铝酸钠溶液结构性质与分解机理研究的不足；围绕强化氧化铝生产中铝酸钠溶液分解过程的目的，提出了铝酸钠溶液结构性质与分解机理研究的重点。

In the electrolyze and decompose process of sodium aluminate solution with ion membrane,some key influence factors on agglomerative efficiency were researched.

在铝酸钠溶液离子膜电解种分的过程中，考察一些主要因素对其附聚效率的影响。

Influence factors of agglomerative efficiency on sodium aluminate solution by ion membrane electrolysis

高锰酸钾是强氧化剂，它与还原剂的反应会因溶液酸度的不同而变化。在酸性溶液中，高锰酸钾与亚硫酸钾反应，产物是硫酸锰

Combination reaction of the sodium aluminate solution produced by upstream desiliconization process, and aluminium hydroxide with certain quality index is produced, at the same time qualified mother solution is supplied in the ACCDP.

末槽分解率是反映碳分过程工况的重要工艺指标，但是分解率不能在线检测，只能通过离线化验，形成大滞后、非线性特性，严重影响碳分过程的优化运行。

The effect of hydrophobic additive on the seed precipitation from sodium aluminate solution was studied by adding fatty acid and heneicosane at different proportions.

研究了疏水性添加剂脂肪酸类阴离子表面活性剂与21-碳烷不同配比对铝酸钠溶液分解产生氢氧化铝和氧化铝的粒度、强度及分解率的影响，考察了产物Al3和Al2O3的强度和粒度之间的关系，探讨了添加剂影响铝酸钠溶液晶种分解的相关机理。

Microcrystal mordenite was synthesized using self-prepared silicon dioxide as the silicon source and sodium aluminate as the aluminum source.

以自制二氧化硅为硅源、市售偏铝酸钠为铝源合成丝光沸石。

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。