 |
| |||
| solid-propellant grain; fuel grain; propellant grain; rocket grain; propellant stick | |||
| propellent grain; rocket motor grain | |||
| шашка твёрдого ракетного топлива: 7 phrases in 2 subjects |
| Astronautics | 6 |
| Military | 1 |
|
| |||
| solid-propellant grain; fuel grain; propellant grain; rocket grain; propellant stick | |||
| propellent grain; rocket motor grain | |||
| шашка твёрдого ракетного топлива: 7 phrases in 2 subjects |
| Astronautics | 6 |
| Military | 1 |