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Google圖書搜尋
Pulp Density Measurement at a Gravel Pump Mine
Vichit Boonrasri
Peng Seong Khor
出版
Southeast Asia Tin Research and Development Centre
, 1982
URL
http://books.google.com.hk/books?id=XKJFngEACAAJ&hl=&source=gbs_api