| |||
| υλικό αναφοράς | |||
|
reference material : 8 phrases in 5 subjects |
| Earth sciences | 2 |
| Energy industry | 1 |
| General | 1 |
| Natural sciences | 1 |
| Technology | 3 |
| |||
| υλικό αναφοράς | |||
|
reference material : 8 phrases in 5 subjects |
| Earth sciences | 2 |
| Energy industry | 1 |
| General | 1 |
| Natural sciences | 1 |
| Technology | 3 |