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| требование на защитное отношение | |||
| требование по защите (oleg.vigodsky) | |||
| protection requirement: 17 phrases in 10 subjects |
| Astronautics | 1 |
| Aviation | 1 |
| Building materials | 1 |
| Construction | 2 |
| General | 6 |
| Law | 2 |
| Patents | 1 |
| Quality control and standards | 1 |
| Technology | 1 |
| Transport | 1 |