| |||
| filtro de tambor | |||
| filtro cilíndrico | |||
|
drum filter : 7 phrases in 3 subjects |
| Chemistry | 5 |
| Environment | 1 |
| Mechanic engineering | 1 |
| |||
| filtro de tambor | |||
| filtro cilíndrico | |||
|
drum filter : 7 phrases in 3 subjects |
| Chemistry | 5 |
| Environment | 1 |
| Mechanic engineering | 1 |