 |
| |||
| Kratzhärte m (4uzhoj) | |||
| Ritzhärte f | |||
| твёрдость по царапанию: 8 phrases in 4 subjects |
| Geology | 1 |
| Oil / petroleum | 1 |
| Silicate industry | 3 |
| Technology | 3 |
|
| |||
| Kratzhärte m (4uzhoj) | |||
| Ritzhärte f | |||
| твёрдость по царапанию: 8 phrases in 4 subjects |
| Geology | 1 |
| Oil / petroleum | 1 |
| Silicate industry | 3 |
| Technology | 3 |