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The Tungsten-cobalt System for Compositions to 85 Atomic Percent Cobalt
L. A. NeumeierJames L. Holman
出版U.S. Department of the Interior, Bureau of Mines, 1967
URLhttp://books.google.com.hk/books?id=F4L4vHyrf54C&hl=&source=gbs_api
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