The detailed investigation has shown that although gold concentrate powders have a higher proportion of liberated or exposed gold particles, the results obtained by direct leaching them using conventional cyanide process are not very satisfactory.

The present utilize condition of pyrite slag and the affect factors to the cyanide process to reclaim gold and silver were reviewed.

综述了黄铁矿烧渣的利用现状以及氰化法回收烧渣中金银的影响因素。

Preparation of Stroma-free Methemoglobin Solution ( SFMS) and the Effect of SFMS in the Treatment of Cyanide Poisoning: A Preliminary Study

无基质高铁血红蛋白的制备及抗氰效果初步观察

Hydrogen cyanide poisoning includes symptoms from dizziness and headache to vomiting and convulsions, depending on how much you've eaten.

氰化氢的中毒症状包括头晕、头痛甚至呕吐、痉挛，症状的严重程度取决于你吃的苦杏仁量。

They didn't know it at the time last July, but authorities have now determined the man died of cyanide poisoning.

警方去年7月调查时对这点尚不知情，但当局已经确定死者死于氰化物中毒。

Effects of Acute Hemorrhage Complicated with Cyanide Poisoning on the Hemodynamics in the Dog

急性失血复合氰中毒对狗血流动力学的影响

Emergency care and nursing of 6 cases of acute cyanide poisoning patients

急性氰化氢气体中毒6例的急救与护理体会

The results of this study suggest that the failure of the cardiovascular functions is the main cause of death in case of acute hemorrhage complicated with cyanide poisoning.

实验证实，心血管功能衰竭是急性失血复合氰中毒的主要致死原因。

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。

The free cyanogen determinator is used to make density analysis of free sodium cyanide in the cyanide leaching solution of gold ore.

游离氰测定仪用于金矿氰化液中的游离氰化钠浓度分析。

The effect of pulse frequency and pulse duration ratio on the abrasion resistance of gold coatings is investigated with pulse plating in cyanide free and trace cyanide baths.

研究了脉冲电镀在微氰镀金，无氰镀金体系中脉冲频率、脉冲占空比对镀金层耐磨性的影响。

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。

When determine free sodium cyanide in cyanide solution, a positive deviation presents markedly due to dissociation of part complex ions of zinc and copper.

银量法测氰化液中游离氰化钠时铜锌络离子的部分解离造成显著的正偏差。

The concentration of free cyanide is one of the main control indices for gold extraction liquid of cyanidation. Electrode poisoning is the main difficulty in free cyanide monitoring of cyanidation liguid with silver ion selective electrode. The poisoning ion is determined by electron probe analysis.

游离氰浓度是氰化提金液的主要控制指标之一.用银离子选择电极监测金矿氰化液的游离氰其主要困难在于电极中毒.通过电子探针分析确定了中毒离子；

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

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

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

Application of Calcium Peroxide to Gold Cyanide Leaching

过氧化钙在氰化浸金中的作用

The recovered sodium cyanide and sodium cuprous cyanide can be directly returned to the plating tank.

再生回收的氰化钠和铜氰化钠可直接在镀槽内回用。

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%。

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。