This article makes a test of dressing or in Mn-ore development in a subway of southwest by randoming different ore samples.
针对西南某地铁锰矿的开发利用进行了选矿探索试验，并取矿区不同的矿样进行试验研究。
This has found a way out for the usage of soft Mn-ore with low-grade after research. It solves the problem of oxidized Mn with high-grade of the usage of Mn-sulphate for a long time.
经过本研究为低品位软锰矿的利用找到了出路，解决了硫酸锰生产长期需要使用高品位氧化锰矿的难题。
Saline Halos are often formed in the soil containing Fe and Mn oxides and organic material by a concealed sulfide ore body under the action of the ground water.
隐伏硫化物矿体在地下水的作用下，在其覆盖层浅部含铁锰氧化物和有机质的土壤中形成盐晕。
The separation of Mn and Ag in manganese-silver ore is available by means of SO2 reducing directly.
应用SO2直接还原氧化锰新工艺处理银锰矿石，解决了银锰分离的问题。
A method for testing trace amounts of Si, p, Mn, As, Zn in iron ore powder by ICP - AES is presented, which is convenient, rapid and accurate.
运用电感耦合等离子体发射光谱法测定铁矿石中的硅，磷，锰，砷，锌该方法简便、快速、准确。
The Mn recovery is over 80%, a new process of enriching and recovering Mn from low-grade manganese carbonate ore.
采用该工艺的锰回收率达80%以上，是一种从低品位碳酸锰矿富集回收锰的新工艺。
Manaoshan Fe Mn polymetallic ore deposit occurs in the bottom of Qiziqiao formation.
玛瑙山铁锰多金属矿床产于棋梓桥组底部层位中，矿体呈似层状。
Formation of the oxidized Mn deposit is controled by the primary Mn ore layer, tectonics, geomorphology, thickness and lithology of the cover rock, climate and hydrogeological condition.
认为表生富集型氧化锰矿床的形成主要受原生含锰层、地质构造、地形地貌、顶盖层厚度、岩性、气候及水文地质等条件所制约。
Bolting manual pillar and room method is a good future method of mining Mn ore body of medium thickness and small pitch.
人工柱锚杆房柱法是一种有前途的开采中厚缓倾斜锰矿床的采矿方法。
After checking the whole ore-washing process, and analysing the particle size and the experiment results, this paper shows the necessity and possibility of recovering the lost Mn.
通过对洗矿作业的查定及产品粒度组成和回收试验结果的分析，论证从溢流中回收流失的锰矿物的必要性和可能性。
This article systematically expounds effects of charged manganese ore grade upon Si-Mn alloy output, manganese recovery, costs and profits.
系统阐述了入炉锰矿品位对硅锰合金产量、锰回收率、成本、利润的影响。
These pictures are provided to inform our customers about the Mn ore products available.
这些关于锰产品的图片，提供给我们的客户。
These pictures are provided to inform our customers about the Mn ore products available.
这些关于锰产品的图片，提供给我们的客户。
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