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| градус жёсткости | |||
| степень закалки | |||
| hardness degree: 22 phrases in 14 subjects |
| Analytical chemistry | 4 |
| Astronautics | 1 |
| Automobiles | 1 |
| Chemistry | 5 |
| Construction | 1 |
| Leather | 1 |
| Metallurgy | 1 |
| Mining | 1 |
| Nautical | 1 |
| Polymers | 1 |
| Quality control and standards | 1 |
| Rail transport | 1 |
| Technology | 1 |
| Textile industry | 2 |
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