 |
| |||
| energy conservation | |||
| conservación de energía: 17 phrases in 9 subjects |
| Chemistry | 1 |
| Energy industry | 3 |
| Environment | 2 |
| Meteorology | 1 |
| Name of organization | 3 |
| Natural sciences | 1 |
| Physical sciences | 2 |
| Politics | 1 |
| United Nations | 3 |
|
| |||
| energy conservation | |||
| conservación de energía: 17 phrases in 9 subjects |
| Chemistry | 1 |
| Energy industry | 3 |
| Environment | 2 |
| Meteorology | 1 |
| Name of organization | 3 |
| Natural sciences | 1 |
| Physical sciences | 2 |
| Politics | 1 |
| United Nations | 3 |