查询词典 sodium aluminate

For satisfy carbonating decomposition of Sodium aluminate solutions, desilication procedure is setted up in sintering alumina.Productiont is a vital link in wholly alumina process .

烧结法氧化铝生产为满足碳酸化分解要求而设立的脱硅工序，是整个氧化铝生产工艺流程中至关重要的环节。

Pseudo-boehmite was prepared with nitric acid and sodium aluminate under the same precipitation conditions but different ageing and washing conditions. The influences of ageing temperature, ageing time and ageing media were studied. It was shown that pronging the ageing time and increasing temperature lead to improve crystallinity of PB., the pore diameter of PB can be increased after NH4HCO3 is added in the ageing medium.

在相同成胶条件下利用铝酸钠溶液和硝酸制备拟薄水铝石，而在不同条件下进行老化，研究了老化温度、老化时间及老化介质的影响，结果表明延长老化时间、提高老化温度和老化pH值有助于结晶度的提高，使用NH4HCO3等具有扩孔作用的溶液作为老化介质会降低产品的堆密度和增加孔径、孔容、比表面积。

Based on the phenomena that the particles of product Al_3 have similar and big size but with poor intensity in sintering process whereas in Bayer process they have good intensity with poor particle size,this paper systematically studied the effect of carbonization seeds on precipitation of sodium aluminate solution.

结合烧结法氧化铝生产过程中存在氢氧化铝粒度均匀、粗大，但强度较差；拜耳法生产的氢氧化铝强度好，但粒度存在周期性爆发细化的问题，系统研究了碳分晶种对铝酸钠溶液分解的影响。

The composition of sodium aluminate solution is very complicated, which contains carbonates, sulphates and so on.

由于铝酸钠溶液成分十分复杂，含有碳酸盐、硫酸盐等多种杂质，在蒸发过程中会以盐类结晶形式析出而附着在换热管壁上形成结疤，进而影响蒸发器的效率和运转率。

Removal of hardness of cycle-cooling water with sodium aluminate is studied in this paper.

本文以偏铝酸钠处理循环冷却水。

On the basis of enormous statistical analysis, the author contributes an empirical formula for the purpose of facilitating the computation of the specific gravity of sodium aluminate solution.

本文在大量统计分析的基础上提出了一个计算铝酸钠溶液比重的经验公式。

The solubility of V in sodium aluminate solution is about 1g/l at 20℃but 50g/l at 80℃.

为结晶法分离铝酸钠溶液中的钒提供了理论数据。

It has been found that sodium aluminate solution contain a series of Al-containing anions including Al 〓, Al 〓 and 〓 etc.

结果表明铝酸钠溶液中的主要含铝阴离子有Al〓、〓、Al〓及其聚合阴离子。

The influences of different stirring system and Al3 seeds addition on particle size of carbonization product from sodium aluminate solution were investigated.

采用间断碳分的方法，研究了不同搅拌和晶种添加情况对铝酸钠溶液碳酸化分解产品粒度的影响规律。

In this paper, a self-made device that is differential reactor was used in the study of the effect of potassium ions on the kinetics of crystal growth in sodium aluminate solutions seeded precipitation.

本文利用自制的微分反应器研究了钾离子浓度对铝酸钠溶液种分过程晶体长大动力学的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。