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[期刊论文] 作者：Thomas Ferst,Tibor Szvircsev T,
来源：社会学研究：英文版 年份：2017
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Void fill and support techniques to stabilize drift excavated through a transition zone mined by a T
[期刊论文] 作者：Johnson Josh,Jacobs Curt,Ferst,
来源：矿业科学技术学报：英文版 年份：2017
Stillwater Mining Company is the only U.S. producer of platinum group metals(PGMs) and the largest producer outside of South Africa and Russia. The company cont...
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