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The Relative Safety of Brass, Copper, and Steel Gauzes in Miners' Flame Safety-lamps
Lee Clyde Ilsley
Alva Britt Hooker
出版
U.S. Department of the Interior, Bureau of Mines
, 1921
URL
http://books.google.com.hk/books?id=7zy6KqEcw5YC&hl=&source=gbs_api
EBook
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