 |
| |||
| εκπομπή υπόβαθρου; δευτερογενής εκπομπή | |||
| emissão secundária: 8 phrases in 5 subjects |
| Earth sciences | 2 |
| Electronics | 2 |
| Energy industry | 2 |
| Environment | 1 |
| Life sciences | 1 |
|
| |||
| εκπομπή υπόβαθρου; δευτερογενής εκπομπή | |||
| emissão secundária: 8 phrases in 5 subjects |
| Earth sciences | 2 |
| Electronics | 2 |
| Energy industry | 2 |
| Environment | 1 |
| Life sciences | 1 |