It also presents recent status and prospects of pretreatment processes such as roasting, pressure oxidation, biooxidation and chemical pretreatment.
同时论述了焙烧氧化、热压氧化、生物氧化和化学氧化等难选冶矿石预处理技术的现状及发展趋势。
Biometallurgy, roasting and pressure oxidation are generally used to pretreat the refractory gold containing sulfide ores or concentrates. The advantages of biooxidation were presented in the paper.
叙述生物冶金法处理难浸含金硫化矿的优点及所用微生物种类，浸出的机理和方法研究与细菌氧化厂的工业应用。
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