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Capital and Labor Requirements for Iron Ore Mining and Beneficiating
Richard J. Leary
David J. Kusler
出版
U.S. Department of the Interior, Bureau of Mines
, 1975
URL
http://books.google.com.hk/books?id=dXF609ACYgQC&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN
註釋
Report on capital needs and labour demand for iron ore mining in the USA - analyses capital and work inputs to support future production trends under technological change and gives projections of the pattern of supply and demand until the year 2000. Bibliography pp. 78 to 82, diagrams, graphs, map and statistical tables.
