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Control of Pneumatic Chipping and Grinding Noise

Aarne VisnapuuJ. W. Jensen

出版	U.S. Department of the Interior, Bureau of Mines, 1977
URL	http://books.google.com.hk/books?id=u2jjYa7Vuv4C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN