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Canopy-air Curtain Dust Reductions on a Gathering-arm Loader

Jon C. VolkweinSteven J. PageEdward D. Thimons

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