 |
| |||
| oxygen circuit | |||
| oxygen supply system (elena.kazan) | |||
| oxygen service (Fuat) | |||
| система подачи кислорода: 24 phrases in 12 subjects |
| Apollo-Soyuz | 1 |
| Astronautics | 11 |
| Construction | 1 |
| Foundry | 1 |
| Gas processing plants | 1 |
| Medical | 1 |
| Metallurgy | 1 |
| Military | 2 |
| Nanotechnology | 1 |
| Nautical | 2 |
| Sakhalin | 1 |
| Technology | 1 |