 |
| твёрдость по Моосу: 29 phrases in 14 subjects |
| Chemistry | 1 |
| Construction | 1 |
| Drilling | 2 |
| Electronics | 1 |
| Makarov | 5 |
| Mathematics | 1 |
| Metallurgy | 3 |
| Metrology | 1 |
| Nanotechnology | 1 |
| Oil and gas | 1 |
| Plastics | 2 |
| Quality control and standards | 3 |
| Silicate industry | 2 |
| Technology | 5 |