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Google圖書搜尋
Cooperative Research Between the United States Bureau of Mines and the Safety in Mines Research Board
Richard Vernon Wheeler
George Samuel Rice
出版
Department of Commerce, Bureau of Mines
, 1930
URL
http://books.google.com.hk/books?id=lAZPCBu6rtMC&hl=&source=gbs_api
EBook
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