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Fine-screening of Coal

M. R. GeerA. W. DeurbrouckH. F. Yancey

其他書名	Testing of the Sieve Bend
出版	U. S. Department of the Interior, Bureau of Mines, 1960
URL	http://books.google.com.hk/books?id=klQXywEACAAJ&hl=&source=gbs_api