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Industry：Metallurgical Industry

Trinidad and Tobago>>
【Abstract】Trinidad and Tobago is located at 11 ° 18'00.00 "N, 60 ° 32'00.00" W, in the south part of Carribbean of Central Ameri……

Brief Introduction： Trinidad and Tobago is located at 11 ° 18'00.00 "N, 60 ° 32'00.00" W, in the south part of Carribbean of Central America and is close to the open waters ……
Argentine >>
【Abstract】The Argentine Republic is a presidential federal republic of 23 provinces and the federal capital (Buenos Aires), it i……

Brief Introduction： The Argentine Republic is a presidential federal republic of 23 provinces and the federal capital (Buenos Aires), it is located in the southern part of S……
Paraguay>>
【Abstract】Paraguay, known as the Republic of Paraguay in full, is a landlocked country lodated in the central part of South Amer……

Brief Introduction： Paraguay, known as the Republic of Paraguay in full, is a landlocked country lodated in the central part of South America, its main mountains include Oma……
Ecuador>>
【Abstract】Ecuador, known as the Republic of Ecuador in full, is one of the members of the Association of South American States

Brief Introduction： Ecuador, known as the Republic of Ecuador in full, is one of the members of the Association of South American States, and it is located in the northweste……
Colombia >>
【Abstract】The Republic of Colombia is located in the northwestern part of South America.

Brief Introduction： The Republic of Colombia is located in the northwestern part of South America. It is adjacent to the Pacific Ocean in the west and the Caribbean in the n……

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