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Preparation Characteristics of Pennsylvania Anthracite from the Kidney Seam, Northern Field
John E. Zeilinger
A. W. Deurbrouck
出版
U.S. Department of Interior, Bureau of Mines
, 1970
URL
http://books.google.com.hk/books?id=hRHMVpRayAQC&hl=&source=gbs_api
EBook
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