由于黄铁矿硫不会完全被氧化，NAG比NAPP可更为准确地预测尾矿的产酸潜力。
NAG was more accurate than NAPP in predicting acid forming potential of the tailings due to the uncompleted oxidization of pyritic sulfur.
试验结果表明煤中硫酸盐硫和黄铁矿硫都可获得理想的脱除效果，全硫脱除率最高可达54.8%。
The results of the experiments indicated that the sulfate and pyretic sulfur can be removed efficiently and the highest removal rate of total sulfur is54.8%in acidic medium.
结果表明，电化学调浆不破坏煤的结构，经过电化学调浆浮选，能有效的脱除煤中硫、尤其是黄铁矿硫。
The result show that the pyrite in coal is the oxidized FeSn, and can be suppressed by electro reduction.
金属矿物较简单，主要为镜铁矿含自然金和银金矿，次为黄铁矿、黄铜矿、菱铁矿和微量硫盐。
The main metallic mineral is specularite containing native gold and electrum. Surbordinate minerals are pyrite, chalcopyrite siderite and a very small amount of sulfosalt.
在伟晶岩接触带，硫化物成分变为黄铜矿、针镍矿、黄铁矿及硫镍铁矿，伴生有磁铁矿和赤铁矿。
At pegmatite contacts the composition changes to chalcopyrite, millerite, pyrite, and violarite accompanied by magnetite and hematite.
采用氧化亚铁硫杆菌从镍黄铁矿中浸出镍。
Thiobacillus ferrooxidans are used to leach Ni from nicopyrite.
主要金属矿物是，黄铁矿、方铅矿、闪锌矿、自然金、银金矿、硫蹄铋矿。
Pyrite, galena, sphalerite, native gold, electrum and joseite are the main ore minerals.
同时，黄铁矿表面初始氧化产物如单质硫和多硫化物被还原，亲水性增强。
While the reduction of the initial oxidized products on pyrite surface such as polysulphide and free sulphur can improve its hydrophilicity.
探讨了煤中黄铁矿的形态、世代交替、有机硫的结构及煤中硫的地质成因。
The shape of pyrite in coal, formation generations, the textures of organic sulfur, and the geological genesis of sulfur in coal have been probed into as well.
通过对外控电位浮选循环伏安曲线的分析，单质硫可能是镍黄铁矿表面形成的主要的疏水性产物。
Through the cyclic voltammetric curve analysis on the externally controlled voltages, the sulphur element may be the primary hydrophobic entity on the surface of pentlandite.
本文以氧化亚铁硫杆菌菌株yn - 3为材料，研究在黄铁矿、黄铜矿、磁黄铁矿和闪锌矿等矿物作用下，对YN - 3的生长特性及趋磁性产生的影响。
The growth rate of YN-3 was fastest when sphalerite was the source of energy, the next was pyrrhotite and chalcopyrite, YN-3 had the lowest growth rate under the effect of pyrite.
试验结果表明，使用本工艺可使黄铁矿烧渣中的残余硫得到有效地降低。
The test results showed that the sulphur content remained in the pyrite cinders can been effectively decreased by this technology.
云南某高硫铁矿石因含磁黄铁矿而造成精矿含硫超标。
The concentrate from a Yunan high sulfur iron ore has a sulfur content that exceeds that specified in the standard due to the pyrrhotite.
云南某高硫铁矿石因含磁黄铁矿而造成精矿含硫超标。
The concentrate from a Yunan high sulfur iron ore has a sulfur content that exceeds that specified in the standard due to the pyrrhotite.
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