 |
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| специальное исследование | |||
| техническое исследование; изучение технических аспектов | |||
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technical study : 19 phrases in 11 subjects |
| Apollo-Soyuz | 1 |
| Business | 1 |
| Education | 1 |
| General | 2 |
| Librarianship | 1 |
| Military | 4 |
| Oil / petroleum | 3 |
| Politics | 1 |
| Sakhalin | 1 |
| Shipbuilding | 2 |
| Soviet | 2 |