Chile; an Outline of Its Geography, Economics, and PoliticsRoyal Institute of International Affairs, 1956 - 128 trang |
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Trang 49
... Copper . Supplies of this metal are enormous , and for long Chile was the world's greatest producer of copper . In the last quarter of the nineteenth century , developments in the United States pushed that nation ahead of Chile , but ...
... Copper . Supplies of this metal are enormous , and for long Chile was the world's greatest producer of copper . In the last quarter of the nineteenth century , developments in the United States pushed that nation ahead of Chile , but ...
Trang 50
... copper , gold , and iron in total value are the molybdenum concentrates recovered from copper refining by differential flotation at the El Teniente copper mine . Nearly 400 tons of this precious metal are produced in this way annually ...
... copper , gold , and iron in total value are the molybdenum concentrates recovered from copper refining by differential flotation at the El Teniente copper mine . Nearly 400 tons of this precious metal are produced in this way annually ...
Trang 77
... copper and nitrate , as , for example , the selective flotation of minerals at Potrerillos which permits the exploitation of low - grade compound ores , and the low - temperature crystallization process of the major nitrate oficinas ...
... copper and nitrate , as , for example , the selective flotation of minerals at Potrerillos which permits the exploitation of low - grade compound ores , and the low - temperature crystallization process of the major nitrate oficinas ...
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Chile: An Outline of Its Geography, Economics, and Politics Gilbert J. Butland Không có bản xem trước - 1981 |
Thuật ngữ và cụm từ thông dụng
50 per cent Aconcagua acres agricultural Alessandri American Andean annually Antofagasta Arauco Argentina Arica Atlantic Chile Aysén Bank Bío-Bío Bolivia Caja Cautín central valley century Chillán Chiloé Chiloé island Chuquicamata climate coal coastal Communist Concepción considerable copper Coquimbo cordillera country's crops death-rate decade democratic Desert Chile economic election exceeding exports Forest Chile González Videla Government Huachipato Ibáñez important increase indicate industry investment Iquique irrigation labour Latin America Magallanes Magallanes province major Malleco manufacturing Mediterranean Chile ment miles million pesos mineral mining natural nitrate O'Higgins Osorno output parties period Peru petroleum plant political population port post-war Potrerillos President presidential production provinces Puerto Montt Punta Arenas railway rainfall recent region republic river Santiago social southern statistics steel supply Talca Talcahuano Tarapacá tion Tocopilla tons United Kingdom Valdivia Valparaiso Viña del Mar zone دو دو دو