铝酸钠

The experimental results show that 1,2-Octanediol has inhibitory effect on gibbsite precipitation by adsorption on the surface of seeds.

研究1，2-辛二醇对铝酸钠溶液种分过程的影响。

The experimental results show that the silicon dioxide influences the precipitation rate and morphology of gibbsite, and the (100) face of gibbsite is easier to unfold.

实验结果表明：在一定的分解时间范围内，硅能抑制铝酸钠溶液种分分解，对分解产物氢氧化铝的晶体形貌有影响，其(100)面的显露有所增加。

Much work has been done for the decomposition mechanism of sodium aluminate, coming to the general conclusion that the growth rate of gibbsite crystals during the decomposition is too small to gain coarse g...

众多研究者对铝酸钠溶液分解机理进行了大量细致入微的工作，得到了一些普适性的结论，种分过程晶体生长速率很小，不能依靠长大过程得到砂状氢氧化铝。

When the concentration of 1,2-Octanediol in the solution is less than 1.25 mmol/L, the inhibitory effect on gibbsite precipitation is limited.

添加浓度小于1.25 mmol/L时，1，2-辛二醇对铝酸钠溶液的抑制程度很小；添加浓度超过1.5 mmol/L，抑制作用非常明显。

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.

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。

The experimental results indicate that oleic acid has inhibitory effect on the precipitation, and the inhibitory effect is more obvious with increasing addition of oleic acid. Specially, oleic acid of 1×10^(-5) mol/L would facilitate the agglomeration of gibbsite, oleic acid of 1×10^(-4) mol/L would inhibit the agglomeration of gibbsite.

结果表明：油酸对铝酸钠溶液的种分过程产生比较明显的抑制作用，油酸的添加量越大，抑制作用越明显；添加1×10^(-5) mol/L油酸时可促进附聚，添加1×10^(-4) mol/L油酸时抑制附聚。

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 results show that the digestion rate of kaolinite, illite and pyrophyllite in aluminate solution is influenced by reaction conditions such as temperature.

结果表明，高岭石、伊利石、叶蜡石等单体硅矿物在铝酸钠溶液中的溶出速率受温度等反应条件的影响。

The digestion behaviors of several mono-silicon minerals including kaolinite, illite, pyrophyllite in aluminate solution were investigated.

研究了高岭石、伊利石、叶蜡石等几种单体硅矿物在铝酸钠溶液中的溶出行为。

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。