结果表明，采用瓷介质与铁介质磨矿时，方铅矿表面形态、表面氧化产物及浮选行为存在明显差异。
The results show that there exist great differences in surface morphology, oxidation species and flotation behavior of galena ground with ceramic or iron media.
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.
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