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
Aconcagua acres agricultural American Andean annual Antofagasta Argentina Arica Atlantic Chile Aysén Bank Bío-Bío Bío-Bío river Bogotá Bolivia British Caja cent central valley century Chilean Development Corporation Chillán Chiloé Chiloé island Chuquicamata climate coal coastal communications Communist Concepción considerable copper Coquimbo cordillera country's crops decade democratic Desert Chile economic election exports foreign trade Forest Chile frontier González Videla Government Huachipato Ibáñez important increase indicate industry investment Iquique labour land Latin America loans Magallanes major Malleco manufacturing Mediterranean Chile ment miles million pesos mineral mining natural nitrate O'Higgins Osorno output Pacific Pan-American parties period Peru Peruvian petroleum plant political population port post-war Potrerillos President production provinces Puerto Montt Punta Arenas railway rainfall recent region relations republic river Santiago secure settlement social southern statistics steel supply Talcahuano Tarapacá tion tons United Kingdom United Nations Valdivia Valparaiso zone