Energy Efficiency
Operational | Index
| energy efficiency | |
| econ. | energetska učinkovitost |
| Index | |
| comp., MS | Indeks |
| |||
| energetska učinkovitost | |||
| energetska učinkovitost | |||
|
Energy Efficiency : 5 phrases in 3 subjects |
| Energy industry | 1 |
| Environment | 2 |
| Transport | 2 |