查询词典 ammonium carbonate

A carbonate of ammonium; used in the manufacture of ''.

铵的碳酸盐，用于制造嗅盐、发酵粉和铵的化合物。

In the design capacity: 20,000 tons for the potassium carbonate, ammonium chloride for 15,000 tons.

年设计能力：碳酸钾为20000吨、氯化铵为15000吨。

This paper preliminary studied the ammonium phosphate type and sodium carbonate type SFPEA by the system.

利用该系统进行了磷酸铵盐型和碳酸氢钠型超细微粒灭火剂粒度与灭火浓度之间的关系的初步研究。

We can't make ammonia gas by heating ammonium hydrogen carbonate in the lab.

通过分析、反思、上网查相关资料，探明实验室不能用加热铵盐制取氨气的表层事实和深层原因。

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。

In concentrated solution of cobalt salt precipitation system, the effects of reagents of ammonia carbonate and ammonium oxalate was studied respectively.

溶液中NH4+的加入，在高 pH值条件下，存在钻氨的络合反应和钻的沉淀反应，草酸钻仍保持针状形貌：在低pH值条件下，随着NH4十加入量的增多，草酸钻形貌变得粗短，长径比、粒度减小；最后呈方形，松装比重增加。

The research was mainly based on the formation condition of crystalline ammonium yttrium carbonate and the variation characteristics of pH value during the crystallization in which NH4HCO3 was used to precipitate yttrium ion.

对碳酸氢铵沉淀钇时碳酸钇铵复盐结晶的形成条件与pH变化特征进行了研究，发现其结晶过程与平衡溶液pH有对应关系。

The company mainly produces potassium carbonate, potassium bicarbonate, ammonium chloride and other products.

公司主要生产碳酸钾、碳酸氢钾、氯化铵等产品。

For this study, calcium carbonate was chosen because it is relatively insoluble in water and easily dissolved in dilute acid or ammonium chloride.

在本研究中选用了碳酸钙，因为它相对不溶于水，且易溶解于稀酸或氯化铵。

It is found that the particle size may be controlled by modulating the quantities of nitric acid and ammonium hydroxide, the quantities of the residues carbonate ions are affected by the quantities of the citric acid and ethylene glycol.

通过调节硝酸和氨水的用量可以控制粉体的粒度，柠檬酸和乙二醇的用量影响产物中碳酸盐的含量。

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。