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Respirable Dust Sources and Controls on Continuous Auger Mining Sections

J. Drew PottsRobert A. JankowskiGeorge E. Niewiadomski

出版	U.S. Department of the Interior, Bureau of Mines, 1989
URL	http://books.google.com.hk/books?id=EbfyAjquz6UC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN