查询词典 extraction

The influence of temperature,time,pulp density,oxygen partial pressure,material grade on cyanidation extraction rate was researched.

针对温度、滞留时间、矿浆浓度、氧分压、物料粒度等因素对金氰化浸出率的影响进行了研究，并讨论了黄钾铁矾的生成对银回收率的影响。

Various technologies of cyanidation have been studied systematically for gold extraction from a low copper-containing ore.

首先研究了铜矿物类型对金氰化浸出的影响，提出了氰化易溶铜的概念，结果表明，当浸出原料中氰化易溶铜含量大于0.1％时就不适于采用直接氰化法提金。

Experimental study on extraction of gold and silver from the carbonaceous silver concentrate By cyanidation—ferric salt oxidizing process

利用KClO3作氧化剂，对银精矿进行氧化预处理，考察盐酸浓度、氧化剂加入量、亚硫酸钠浓度和浸出时间对银浸出率的影响，在盐酸3。

The gold extraction process from alkaline cyanide solution with the synergic system consisted of MSO and TBP is studied.

研究MSO-TBP组成的协萃体系从碱性氰化液中萃取金过程。

The experimental reseach of gold leaching of hot-press acid leaching residues by ammmoniacal cyanide process and the effects of various operation condition on gold extraction have been investigated in this paper.

对氨氰法浸取含铜热压酸浸渣进行了工艺试验研究，详细地考查了各操作条件对金银浸出率的影响。

The water used as extractor, ethanol aqueous solution and cyclohexane were obtained by means of extraction.

研究了物理化学二元液系相图实验中产生的乙醇－环己烷废液的回收利用方法。

Just like the overseas, at present, the chloroform are mainly used to produce HCFC-22 and it shares 70% total consumption; in medicine industry, the cyclopropane are used for extraction and animal remedy anesthetic etc.

在我国，二氯甲烷主要用作溶剂、清洗剂及三醋酸纤维胶片的原料。

Experiments concerning the ion beam extraction and transmission have been done in Institute of Modern Physics on the Lanzhou Electron Cyclotron Resonance Ion Source No.

针对ECR离子源的束流引出及传输研究，在中国科学院近代物理研究所的LECR3离子源实验平台上开展了大量的实验。

Experimental results on real terrain data show that the algorithm based on one DAG improves the computing performance of an extraction of terrain.

实验表明，基于DAG表示的地形抽取算法利用变化数据间的空间关系提高了计算性能。

The extraction program assigns a layout identifier to each data record retrieved from the database based on the type of information contained within the data record a nd how the information is to be formatted in the document.

抽取程序根据包含在数据记录中的信息类型及如何在文件中格式化信息将布局标识符分配给从数据库中检索出的各数据记录。

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。