矿

According to the present conditions of Hongyang Iron and Steel Company,test is done to study sinter proportioning with imported South Africa ore fines.

针对宏阳钢铁公司现有的原燃料条件，引进南非矿粉，用试验的方法对烧结矿配矿进行了研究。

The results of flotation treatment on this samplewere very bad probably because of high concentration of slimes and silica (33.27% SiO2). Then flotation method was replaced by sulfuric acid leaching.

由于该氧化矿泥化严重，且SiO_2含量高达33.27%，传统的浮选方法所得的选矿指标很不理想，因此，改为硫酸浸出法处理该氧化锌矿。

Ores from the old mine are already smelted but those from the new mine are not.

老矿的产物都已经过溶解，但新矿的产物则不然。

The present invention adopts ammonium salt solution as leach, and adopts the liquid-phase oxidation activating agent formed from surfactant sodium ligno-sulfonate or sodium dodecyl sulfonate, liquir phase oxidation catalyst Cu(2+) and sulfur-extracting agent tetrachloroethylene to implement quick leaching process of sulkfide mineral in gas-liquid-solid three-phase reactor, all the sulfurs contained sulfide in mineral powder can be converted into elementary sulfur and sulfuric acid radical, the contained zinc, copper, nickel, cobalt, lead, cadmium and silver can be changed into soluble salt, and fed into leach or remained in the leaching out slag.

本发明涉及的有色金属硫化矿的铵盐液相氧化直接浸出方法，其特征在于：采用铵盐溶液作浸出剂，采用由表面活化剂木质磺酸钠或十二烷基磺酸钠，液相氧化催化剂Cu2+、萃硫剂四氯乙烯组成的液相氧化活化剂，在气液固三相反应器内，实现硫化矿的快速浸出过程，矿粉中各种硫化物所含的硫转变为单质硫和硫酸根，所含的锌、铜、镍、钴、铅、镉、银等变成可溶性盐类进入浸出液中或留在浸出渣中，消除传统流程中二氧化硫，硫化氢，氮氧化物及含砷含汞含铅等有毒烟气的排放。

The development of metal-air battery and air electrode is briefly introduced in this paper. Then, the catalysts for oxygen reduction, especially perovskite-type oxide, are reviewed in detail. Meanwhile, the principle of sol-gel technology is summered, and then their preparation with Sol-Gel method has been briefly introduced.

本论文简述了锌-空气电池及空气电极，介绍了金属-空气电池用催化剂特别是钙钛矿型复合氧化物催化剂的研究现状及进展，并对溶胶-凝胶制备法制备钙钛矿型复合氧化物作了简要的介绍。

The new ore prospecting methodologies based on risk analysis in commercial ore exploration and assessments are to focus on ore prospecting in the vicinities and deep parts of metal mines and on the venture capital investment in commercial ore exploration and assessments.

基于风险分析的商业性找矿预测新方法主要限于针对矿山深部和外围找矿预测与风险投资中的商业性矿产勘探。

Calcium oxide and mineralized rubbish column were used to treat power plant boiler acid washing wastewater.

采用生石灰与矿化垃圾柱相结合的工艺处理电厂锅炉酸洗废水，考察了生石灰投加量、搅拌时间、温度及矿化垃圾柱高度对处理效果的影响。

The ammonia leaching process of zinc oxide is thermodynamically analyzed based on the feature of refractory zinc oxide minerals.

针对难选氧化锌矿的特点，对氧化锌矿氨浸过程进行热力学分析。

With the electronic probe detection,it is discovered that the mineral elements of the Buton Rock Asphalt contains carbon,oxygen,sulfur,silicon,magnesium,aluminium,autunite,kalium and iron.

布敦岩沥青(Buton Rock Asphalt，BRA)是一种岩沥青，产自印度尼西亚布敦岛海底的沥青矿，该沥青矿是一种经过了上千万年沉积的天然矿物。

The leading products include whole set mine-selecting equipment and sandstone equipment such as ball mill, crusher, grinder, magnetic separator, flotation machine, classifier, drier, sand-maker, oscillating screen, sand washer, conveyor, block making machine, aac equipment, etc. Mine-selecting equipment is applicable to select non-ferrous metal ore such as iron, copper, gold, silver, lead, tungsten, molybdenum, manganese and non-metal ores such as fluorite and quartz.

主导产品包括一整套矿选设备和砂岩设备，如球磨机，破碎机，研磨机，磁选机，浮选机，分级机，烘干机，沙决策者，振荡画面中，沙洗浆机，输送机，砌块成型机，设备的AAC等矿选设备，是适用于选择非铁金属矿石，如铁，铜，金，银，铅，钨，钼，锰和非金属矿石，如萤石和石英。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。