iron ore pre-reduction是什么意思

用法例句

Effects of iron mine exploitation on the population of brown eared pheasant;

铁矿开采对褐马鸡种群的影响

Technical innovation makes Ekou iron mine a new step forward;

技术创新使峨口铁矿迈上新台阶

Hydrological conditions of the Sujiazhuang iron mine and evaluation of the geological environment of the mining area;

苏家庄铁矿水文地质条件及矿山地质环境评价

Effects of applying gravity and magnetic method to exploration of iron deposits: Case study of Madao iron deposit in Jianchang County, Liaoning Province;

应用重磁方法勘查铁矿的效果——以辽宁建昌县马道铁矿为例

The grade and tonnage model for China s iron deposits;

中国铁矿床品位-吨位模型

The Kaxiutata iron deposit is a medium_size magnetite deposit discovered by No.

卡休他他中型铁矿床由南、北2个矿带组成,共圈定24个铁矿体,其中以北矿带的3号矿体规模最大,其长约1300m,厚12。

Experimentation research of some iron ore;

某铁矿的脱硫选矿试验研究

Analysis of the uncertainty for the determination of copper in iron ore by flame atomic absorption spectrometry;

火焰原子吸收光谱法测定铁矿石中铜含量不确定度的分析

Application of Grey Relavance Analysis in Technical and Economical Evaluation of Iron ore Resource;

灰色关联分析法在铁矿技术经济评价中的应用

The technology and method of iron ore geological investigation are expounded from six aspects of the type and prospecting works density,iron ore geological exploration extent and depth,technical requirements,mine hydrogeological exploration technology,demand of mining technology research,evaluation of deposits techniology and economy in detail.

从铁矿地质勘探类型和探矿工程密度、铁矿地质勘探程度和深度、铁矿勘探技术要求、矿区水文地质勘查技术要求、矿山开采技术条件的研究要求、矿床技术经济评价要求等六个方面详细叙述了铁矿地质勘查的技术和方法。

The dissolving behavior of iron in bauxite tails in vitriol solution was studied.

结果表明,在一定的温度下,铝土矿中的赤褐铁矿能较好地溶于硫酸溶液中,而铝土矿中矿物等的性质不发生变化,这为铝土矿尾矿的进一步加工利用提供了条件。

The dissolving behavior of iron in bauxite under high temperature and high pressure in vitriol solution was studied.

研究了高温高压条件下铝土矿中铁在硫酸介质中的溶解行为,结果表明:在一定的温度条件下,铝土矿的赤褐铁矿能较好地溶于硫酸溶液中,而铝土矿中含铝矿物的性质不发生变化,从而为铝土矿的进一步加工利用提供了条件。

A method for determination of Fe_(2)O_3,SiO_(2),Al_(2)O_(3),TiO_(2),CaO,MgO,SO_(3),MnO,V_(2)O_(5),K_(2)O,(P_(2)O_(5)),Na_(2)O,Co and Ni in iron ores and silicate samples by XRF spectrometry with fusion sample preparation technique was developed.

采用熔融玻璃法,用Axios型X射线荧光光谱仪测定铁矿和硅酸盐中Fe2O3、SiO2、A l2O3、TiO2、CaO、MgO、SO3、MnO、V2O5、K2O、P2O5、Na2O、Co和N i等组分含量。

To meet the need of pudding,the yield of iron ores is fast increasing.

为满足炼铁工业的需要,铁矿生产迅猛增长,并在选矿工艺和设备的研究方面取得巨大进展,围绕铁精矿"提铁降硅"和稳定质量的技术发展方向,阴(阳)离子反浮选、高频细筛、磁-重选矿、浮选机、脉动强磁选机等一批新工艺、新设备、新药剂投入应用。

Surveying of iron ore resources, main iron corporations, physical properties,chemical composition and prelimilary evaluation of iron ores in Australia are introduced.

本文介绍了澳大利亚铁矿资源概况、生产铁矿石的主要企业、铁矿石的物理化学性能及对铁矿石的基本评价，指出了该国铁矿迅开发的原因及今后的发展趋势。