 |
| |||
| Bandsieb n | |||
| belt screen: 7 phrases in 4 subjects |
| Agriculture | 1 |
| Chemistry | 2 |
| Mining | 3 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| Bandsieb n | |||
| belt screen: 7 phrases in 4 subjects |
| Agriculture | 1 |
| Chemistry | 2 |
| Mining | 3 |
| Natural resourses and wildlife conservation | 1 |