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| защита федеральными органами власти (Those works subject to federal protection were distinguished from those subject only to state protection by the act of publication. Alexander Demidov) | |||
| federal protection: 59 phrases in 20 subjects |
| Abbreviation | 1 |
| American usage, not spelling | 1 |
| Clinical trial | 1 |
| East Germany | 1 |
| Ecology | 1 |
| Foreign affairs | 2 |
| General | 18 |
| Germany | 3 |
| Health care | 1 |
| Law | 6 |
| Medical | 2 |
| Microbiology | 1 |
| Military | 3 |
| Nuclear physics | 1 |
| Oil and gas | 3 |
| Oil processing plants | 1 |
| Police | 1 |
| Radiology | 1 |
| Russia | 3 |
| Weapons of mass destruction | 8 |