其他書名 | Metallurgical Division. Ore-dressing studies : properties of suspension mediums for float-and-sink concentration |
出版 | U.S. Department of the Interior, Bureau of Mines, 1939 |
URL | http://books.google.com.hk/books?id=BvGx9JAVl5EC&hl=&source=gbs_api |
EBook | FULL_PUBLIC_DOMAIN |