黄铁矿常含有多种有色金属和贵金属元素,具有综合利用价值.
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We utilized the change of concentration ratio between pyrites and rocks to survey gold deposits.
所以通过金在黄铁矿及岩石中浓度比值的变化,能有效地指导勘查金矿床.
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The Eskimos produced a slow-burning spark by striking quartz against iron pyrites.
爱斯基摩人利用硫化铁矿石击打石英获得缓慢燃烧的火花.
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硫铁矿制酸2+2两次转化工艺过程的选择及工业实践
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