 |
| |||
| energiateknologia | |||
| energiatekniikka | |||
| technologia energetyczna: 10 phrases in 3 subjects |
| Energy industry | 1 |
| Environment | 8 |
| General | 1 |
|
| |||
| energiateknologia | |||
| energiatekniikka | |||
| technologia energetyczna: 10 phrases in 3 subjects |
| Energy industry | 1 |
| Environment | 8 |
| General | 1 |