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The World Copper Factbook 2014. 1
Sep 18, 2016 09:00
http://copperalliance.org/wordpress/wp-content/uploads/2012/01/ICSG-Factbook-2014.pdf
Chapter 1: Cu Basics
Chapter 2: Copper Resources and Long‐Term Availability of Copper
Chapter 3: Copper Production
презентация
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организация аналитическая
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отчет годовой
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медь
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