| |||
| επιστημονική και τεχνική πρόοδος | |||
|
scientific and technical progress : 25 phrases in 4 subjects |
| Environment | 4 |
| General | 9 |
| Natural sciences | 2 |
| Politics | 10 |
| |||
| επιστημονική και τεχνική πρόοδος | |||
|
scientific and technical progress : 25 phrases in 4 subjects |
| Environment | 4 |
| General | 9 |
| Natural sciences | 2 |
| Politics | 10 |