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Sealing Openings in Abandoned Mines by Pneumatic Stowing

S. D. MaksimovicJennings R. Lipscomb

出版	U.S. Department of the Interior, Bureau of Mines, 1982
URL	http://books.google.com.hk/books?id=XODLvXOcnosC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN