| |||
| filtre à texture moyenne | |||
|
medium filter : 14 phrases in 6 subjects |
| Chemistry | 2 |
| Environment | 5 |
| Mechanic engineering | 1 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 3 |
| Technology | 2 |
| |||
| filtre à texture moyenne | |||
|
medium filter : 14 phrases in 6 subjects |
| Chemistry | 2 |
| Environment | 5 |
| Mechanic engineering | 1 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 3 |
| Technology | 2 |