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应用矿山地质:在不同开发阶段考察矿体变化的取样和品位控制问题(Applied Mining Geology: Problems of Sampling and Grade Control examines a variety of ore bodies at various development stages, Edites by R. A. Metz, Society of Mining Engineers) 最近出版的应用矿山地质从书——取样和品位控制问题,是1984年于科罗拉多州丹佛市与美国采矿工程师协会秋季会议联合举行的三天讨论会的会 相似文献
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Mining Magazine 1987年6期刊出了瑞典NIMICO AB 咨询公司 Dan S.Nilsson 编写的一份矿物经济可行性研究,论述了与坑内矿山劳动生产率有关的若干影响因素,统计了近十年来劳动生产率的情况并分析和研究了瑞典和美国1975~1985年以来坑内矿山劳动生产率 相似文献
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《The Journal of the Southern African Institute of Mining and Metallurgy》2008年第108卷(11)期发表了I.Ocak的文章,介绍一种根据矿石抗压强度和单位重力估算岩石材料弹性模数的方法。 相似文献
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序论近十年来,在国外采矿工程技术领域中,一种特殊采矿方法—溶浸采矿已崭露头角。溶浸采矿(Solution Mining)又名化学采矿(Chemical Mining)、生物或细菌采矿(Biological or Bacterial Mining), 相似文献
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《中国稀土信息(英文版)》2007,(11)
Chevron Mining Announces Intentions to Restart Mountain Pass Mine(Released by US Industry news) Englewood,Colo.,Nov.7,2007-Officials from Chevron Mining Inc.recently announced a multi-year plan to ramp up operations in preparation for the future restart of their world class rare earth mine in Mountain Pass,Calif.The mine was a 相似文献
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《矿冶》1993,2(4)
<正> Sun Zhongming was born in Dandong City, Liaoning province in 1938. He graduated from the Mining Department of Northeast Institute of Technology (Northeast University) in China in 1962. In the same year, he was assigned to BGRIMM and work on the mining technology research at the Department of Mining Technology. He was engaged as a professor-senior engineer in 1987. Now he is the director of the Department of Mining Technology. Sun Zhongming has devoted himself to the mining industry. He is bold in exploration, working with perseverance. He has done a remarkable job and made outstanding aehievements. He has been many times chosen as an advanced worker and 相似文献