 |
| |||
| wood shock hardness (MichaelBurov); shock hardness of wood (MichaelBurov) | |||
| impact resistance | |||
| ударная твёрдость: 12 phrases in 7 subjects |
| Automobiles | 1 |
| Firefighting and fire-control systems | 2 |
| Forestry | 3 |
| Makarov | 1 |
| Metallurgy | 1 |
| Quality control and standards | 3 |
| Welding | 1 |