| |||
| postęp naukowo-techniczny | |||
|
scientific and technical progress : 7 phrases in 3 subjects |
| Environment | 1 |
| General | 2 |
| Politics | 4 |
| |||
| postęp naukowo-techniczny | |||
|
scientific and technical progress : 7 phrases in 3 subjects |
| Environment | 1 |
| General | 2 |
| Politics | 4 |