 |
|
nuclear rocket engine : 28 phrases in 7 subjects |
| Astronautics | 12 |
| Electronics | 1 |
| General | 1 |
| Military | 3 |
| Soviet | 3 |
| Space | 3 |
| Technology | 5 |
|
|
nuclear rocket engine : 28 phrases in 7 subjects |
| Astronautics | 12 |
| Electronics | 1 |
| General | 1 |
| Military | 3 |
| Soviet | 3 |
| Space | 3 |
| Technology | 5 |