1、

The methods of determining cyanide including chromatography, spectrography, electrochemical analysis and other methods are expatiated.

阐述了近几年来国内氰化物的测定方法.方法包括:色谱法 、 光谱法 、 电化学法及其他方法.

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2、

A univalent radical , CNsimple and complex cyanide compounds.

一类含有cn氰基的有机化合物.

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3、

The process flow and bath formula of double-pulse DMS cyanide bright silver plating were introduced.

介绍了双脉冲氰化光亮镀银的工艺流程和工艺配方.

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4、

The scientists said wild black cherry trees probably produced the cyanide.

科学家们说野生樱桃树极有可能产生氰化物.

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5、

The process has greater covering power than cyanide copper plating process by comparison.

通过比较该工艺与氰化镀铜工艺的深镀能力,可知前者深镀能力明显优于后者.

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6、

Antidotal Effect of N-acetylcysteine in Rats on Acute Poisoning with Sodium Cyanide and its Mechanisms

N-乙酰-L-半胱氨酸对氰化钠急性染毒大鼠的解毒作用及机制

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7、

The Industrial Experiment of Acidulated Cyanide Waste Water Treated by Hydrogen Peroxide Method

过氧化氢法处理酸化后含氰尾液的工业试验

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8、

Current Research and Development of Brighteners for Silver Plating in Cyanide SoLution

氰化镀银光亮剂的研究现状及发展

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9、

In this paper, brittle boulangerite is floated selectively using ferrous sulphate and sodium cyanide as combined depressant for marmatite under appropriate reagent condition of depressing active pyrite.

本研究采用硫酸亚铁与氰化钠作为铁闪锌矿的组合抑制剂,适宜的药剂条件抑制活性黄铁矿。

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10、

A cyanide-free silver electroplating process with 5,5-dimethyl hydantoin as coordination agent is studied.

研究了5,5-二甲基乙内酰脲为配位剂的无氰镀银工艺。

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11、

Treatment test of cyanide containing waste water from cat cracker by hydrolysis

加热水解法处理催化裂化含氰污水试验

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12、

Process of synthesizing ACVA from cyan alcohol was studied, using sodium cyanide, levulinic acid, and A as starting materials.

对氰醇法合成ACVA的工艺进行了研究,该法采用氰化钠、果糖酸及物质A为原料。

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13、

The influences of reactant ratio, reaction temperature, reaction time on substitution reaction were studied. The better reaction conditions were obtained: molar ratio of trityl chloride and cuprous cyanide was 1:1.3, reaction temperature was at 130 ℃, reaction time was 2.5h.

并通过对原料配比、反应温度和反应时间的研究,得到了较佳的合成工艺条件:三苯基氯甲烷与氰化亚铜的最佳摩尔比为1:1.3,反应温度为130℃,反应时间为2.5小时。

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14、

ⅳ was synthesized by reaction of ⅲ and cuprous cyanide in 78% yield.

最后Ⅲ和CuCN反应合成了液晶化合物Ⅳ,得率78%。

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15、

Application of Calcium Peroxide to Gold Cyanide Leaching

过氧化钙在氰化浸金中的作用

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16、

Application of Cooperation of Conducting Compressed Air and Adding Calcium Peroxide in Gold Cyanide Leaching

压缩空气加过氧化钙在金氰化中的协同作用

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17、

The Device of WY-ⅱ Type Cyanide Monitor and Its Applications

WY-Ⅱ型微机化测氰仪的研制与应用

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18、

Error Analysis and Concentration control of Free Cyanide in Copper Plating Bath

氰化镀铜液中游离氰化钠的分析误差和含量控制

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19、

In the first 5 hours of leaching, the impure mineral consumed most of free sodium cyanide of the liquor, in that case, the rate of gold leaching is low.

在搅拌浸出最初的5小时内,杂质矿物消耗了溶液中大部分的游离氰化钠,金的浸出率偏低。

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20、

Artificial low temperature freezer simulation. In cold environment, a lowtemperature environment of cyanide poisoning animal model.

实验方法:1.以人工低温冰柜模拟寒冷环境,建立低温环境氰中毒动物模型。

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