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综述近五年来贵金属提取技术的若干成就。包括金的选矿、氰化和其他湿法提取方法;难选冶的金、银矿石和冶金中间产品的处理;铂族金属冶金;从二次资源、海水及废液中回收贵金属的简介。说明贵金属提取技术随着社会需求的增长和资源的变化而不断发展和进步。
Summarize some achievements of precious metal extraction technology in recent five years. Including gold beneficiation, cyanidation and other wet extraction methods; refractory gold, silver ore and metallurgical intermediates; platinum metal metallurgy; and an introduction to the recovery of precious metals from secondary sources, seawater and waste streams. Description of precious metal extraction technology with the growth of social needs and changes in resources and continuous development and progress.