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formas de energía primaria; fuente de energía | |||
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fuente de energía; fuente energética; fuentes de energía |
sources of energy: 56 phrases in 10 subjects |
Communications | 2 |
Electronics | 5 |
Energy industry | 10 |
Environment | 13 |
General | 4 |
International Monetary Fund | 1 |
Name of organization | 11 |
Natural sciences | 3 |
Obsolete / dated | 1 |
United Nations | 6 |