碳酸

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。

Dust and fume escaping from the tank are washed with a small amount of aqueous ammonium carbonate.

从反应糟中逸出的粉尘和烟雾用少量碳酸氨水溶液洗涤。

"When urea is added to soils it is converted rapidly to ammonium carbonate by hydrolysis, a reaction which is activated by enzyme urease."

尿素施人土壤后很快水解成碳酸铵。这是由尿素酶催化的一种化学反应。

A pungent preparation of ammonium carbonate and perfume; sniffed as a stimulant to relieve faintness.

一种刺激的制剂，由碳酸铵和香水制成，作为刺激物用鼻息以减轻晕厥。

Inorganic agents such as sodium bicarbonate, ammonium carbonate and sodium boron hydride generate gas slowly and the gas produced by these agents is generally difficult to control.

无机物质如碳酸氢钠，碳铵和钠硼氢化物气体产生缓慢，所产生的沼气，这些代理商通常很难控制。

The effect of pore structure in the anode catalyst layer on the performance of direct methanol fuel cell 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性能的影响。

However, it is difficult to strip Fe from the loaded extractant, this will cause trouble to the U stripping with 50 g/L ammonium carbonate or sodium carbonate.

另外，由于负载的铁不能完全反萃，会给后续的碳酸铵反萃U带来麻烦。

Based on analysis on the dosage of sodium cyanide and research on its leaching mechanism in gold concentrate leaching,a new technique that the mixture of ammonium carbonate and ammonium hydroxide can reduce the dosage of sodium cyanide is put forward.

通过对氰化浸出过程氰化钠消耗情况分析，在进一步研究金精矿氰化浸出机理的基础上，提出了采用碳酸铵、氢氧化铵混合试剂降低氰化钠用量的新工艺。

This primary conversion of urea to unstable ammonium carbonate occurs very quickly near the soil surface The following equation illustrates the process

尿素主要在土表转化成不稳定的碳酸铵，转化速率很快，可用以下反应式表示

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。