The separation of nickel, cobalt and copper from ammonium carbonate solution was carried out by solvent extraction.

采用溶剂萃取从碳酸铵溶液中分离镍、钴、和铜。

This paper is concerned with preparation method of nano-sized magnesium oxide from ammonium carbonate and magnesium chloride.

研究了由碳酸铵和氯化镁制备纳米氧化镁的方法。

Using ammonium carbonate to produce complex fertilizer is one of ways to adjust product structure for small size ammonia plant.

把碳铵加工成复肥，是小氮肥厂调整产品结构的一种选择。

In this paper, ammonium sulphate was prepared from phosphogypsum and ammonium carbonate, and the kinetics of the reaction process is studied.

以磷石膏和碳酸铵为原料制备硫酸铵，对反应过程的动力学进行了研究。

The uranium is then dissolved from the beads using a solution of ammonium carbonate and precipitated as "yellow cake", a mixture of uranium oxides.

接下来，小珠子里头的铀离子会被碳酸铵溶液溶解，其后沉淀，析出“黄饼”，即铀的氧化混合物。

Any of various preparations of ammonium carbonate and perfume, sniffed as a restorative or stimulant especially to relieve faintness and headache.

由碳酸铵和香料配制而成的一种药物，给人闻后有恢复或刺激作用，特别用来减轻昏迷或头痛。

The effect of presence of pyrite and pyrrhotite on the conversion of lead sulfide into lead carbonate in ammonium carbonate solution was investigated.

针对黄铁矿、磁黄铁矿加速硫化铅碳酸化转化过程的现象，对黄铁矿、磁黄铁矿与硫化铅之间的电池相互作用进行了模拟研究。

Selective leaching of nickel, cobalt and copper from cobalt crusts was attained by using ammonium carbonate solution and sulfur dioxide gas as a reductant.

二氧化硫作还原剂，用碳酸铵溶液可实现从钴壳中选择性浸出镍、钴和铜。

The effect of pore structure in the anode catalyst layer on the performance of direct methanol fuel cell(DMFC) was investigated using ammonium carbonate as a pore former.

采用碳酸铵作为造孔剂，研究了阳极催化层孔结构对直接甲醇燃料电池（DMFC）性能的影响。

This paper introduces the method of preparing high pure lithium carbonate by double decomposition method with industrial lithium hydroxide and ammonium carbonate as the raws materials.

以工业氢氧化锂和分析纯碳酸铵为原料，采用复分解法合成高纯碳酸锂。

In this paper the mechanism of uranium extraction by a secondary alcohol-kerosene solution of a quaternary ammonium salt from the nearly neutral ammonium carbonate solution is studied.

本文研究了用手铵盐-仲醇-煤油溶液从弱碱性(或近中性)溶液中萃取铀的机理。

Ultrafine alumina powders were prepared by pyrolysis of the aluminium precursor powders obtained by precipitation method using aluminium nitrate and ammonium carbonate as raw materials.

以硝酸铝为原料，碳酸铵为沉淀剂，合成前驱体碳酸铝铵，然后煅烧得到纳米级氧化铝粉体。

Oxygen storage materials which have high surface areas and super oxygen storage property were precipitated by ammonium carbonate, and its' phase, oxygen storage capacity, surface area et al.

以碳酸铵为沉淀剂制备一系列高比表面积、高储氧性能的储氧材料，表征了其物相组成，同时对其储氧性能和比表面积进行了测定。

The XPS spectra of carbon fibers electrochemically oxidized in acetic acid, nitric acid, phosphoric acid, sulphuric acid and ammonium carbonate were fitted by a Gaussian Lorentzian mixed function.

采用一个高斯和劳伦兹的混合函数对不同电解质电化学氧化后碳纤维的XPS谱图进行了解析。

In this dissertation, a series of high specific surface area, large pore volume and low Ce content OSMs were precipitated with mixed ammonia-ammonium carbonate solution, and assisted by PEG and PVA.

本文采用氨水-碳酸铵混合溶液作沉淀剂，通过添加聚乙二醇（PEG）和聚乙烯醇（PVA）制备了高比表面积，大孔容的低铈型储氧材料。

Effect of phosphorus nitrate and that of ammonium nitrate is better than that of ammonium carbonate very remarkably, the difference between phosphorus nitrate and ammonium nitrate is not remarkable.

施硝酸磷和硝铵效果极显著地高于碳铵，而硝酸磷与硝铵之间差异不显著。

Ammonium aluminium carbonate hydroxide (AACH) with fibre shape was synthesized inductively with solid state reaction at room temperature.

利用室温固相反应合成得到了纤维状的碱式碳酸铝铵(AACH)。

A salt, a carbonate of ammonium, NH4NH 2co 2, which is an intermediate in the manufacture of urea and a component of smelling salts.

一种盐，即铵的碳酸盐，NH4NH 2 CO 2，是制造尿素的中间产物和嗅盐的一种成分。

Gypsum, ammonium hydrogen carbonate and potassium chloride were used as raw materials in this research, to produce potassium sulfate, potassium ammonium chloride and calcium carbonate.

以石膏、碳酸氢铵和氯化钾为原料，生产硫酸钾、氯化铵钾和碳酸钙，原料综合利用充分，经济效益好。

The main varieties include urea, ammonium sulfate, ammonium nitrate, ammonium acid carbonate, ammonium chloride, ammonium lime and ammonia water.

主要品种有尿素和硫酸铵、硝酸铵、碳酸氢铵、氯化铵、石灰氨、氨水等。

Crystalline lanthanum carbonate was synthesized using ammonium bicarbonate as the precipitant.

以碳酸氢铵为沉淀剂合成了碳酸镧晶体。

Formed as a sublimate (mixed with ammonium hydrogen carbonate) when calcium carbonate and ammonium sulfate (or chloride) are heated together.

当碳酸钙与硫酸铵(或氯化铵)一起加热时，生成的升华物(与碳酸氢铵混合)。

Only the powder crystal of ammonium magnesium carbonate tetrahydrate prepared was reported in previous literature, but there was no report on the synthesis of its single crystal.

对于碳酸镁铵的合成，通过查相关资料，前人仅制得该物质的粉末晶体，并未见有合成单晶的报道。

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。

Barium carbonate nanoparticle powder is produced by liquid-liquid phase reactive precipitation in a Rotating Packed Bed (RPB) from industrial refined barium chloride and ammonium bicarbonate.

以工业精制氯化钡和碳酸氢铵为原料，在旋转填充床中采用液—液相反应沉淀法合成碳酸钡纳米粉体。

Crystalline neodymium carbonate was prepared by aging amorphous neodymium carbonate, which was formed by the reaction of neodymium chloride and ammonium bicarbonate, at elevated temperature.

以碳酸氢铵作沉淀剂，从氯化钕料液中沉淀钕，经陈化结晶制备碳酸钕。

The paper briefly introduced new preparation technology of the wider application of white carbon black which is made by the material of water glass and ammonium hydrogen carbonate .

研究了白炭黑新的制备技术，即采用以碳酸氢铵和水玻璃为原料制备白炭黑。

From the raw material cerium carbonate to the product ammonium ceric nitrate, the cerium total recovery is 95.61%.

从原料碳酸铈到最终产物硝酸铈铵，铈的总收率为95.61%。