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| Consumo de energía (1) |
| Consumo de energía eléctrica (1) |
| Eficiencia energética (1) |
| Electric power consumption (1) |
| Energy consumption (1) |
| Industrial efficiency (1) |
| Machinery in industry (1) |
| Maquinaria (1) |
| Maquinaria en la industria (1) |
| Power resources (1) |