登入選單
返回Google圖書搜尋
Accuracy in Estimating Metal Content and Tonnage of an Ore Body from Diamond-drill-hole Data
George S. Koch (Jr.)Richard F. Link
出版Bureau of Mines, 1964
URLhttp://books.google.com.hk/books?id=7tCO_NalzuQC&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN