 |
| |||
| roche hypo-acide; roche intermédiaire; roche neutre; roche semi-basique | |||
| средняя порода: 10 phrases in 5 subjects |
| Construction | 1 |
| Forestry | 2 |
| Hydraulic engineering | 1 |
| Mining | 5 |
| Technology | 1 |
|
| |||
| roche hypo-acide; roche intermédiaire; roche neutre; roche semi-basique | |||
| средняя порода: 10 phrases in 5 subjects |
| Construction | 1 |
| Forestry | 2 |
| Hydraulic engineering | 1 |
| Mining | 5 |
| Technology | 1 |