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北京有色冶金设计研究总院图书馆收藏有本论文集。主要内容如下: 1.南非威特沃特斯兰德金矿提取过程的新进展;2.矿块崩落的矿石就地浸出;3.从
Beijing Nonferrous Metallurgical Design and Research Institute Library has collected this collection. The main contents are as follows: 1. New progress in the extraction process of the Witwatersrand Gold Mine in South Africa; 2. In situ leaching of the ores from the ore blocks; 3. From