 |
| |||
| urethane-foam (Alexander Demidov) | |||
| пенополиуретановый: 22 phrases in 6 subjects |
| Astronautics | 2 |
| Construction | 6 |
| Furniture | 1 |
| Microbiology | 1 |
| Nanotechnology | 11 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| urethane-foam (Alexander Demidov) | |||
| пенополиуретановый: 22 phrases in 6 subjects |
| Astronautics | 2 |
| Construction | 6 |
| Furniture | 1 |
| Microbiology | 1 |
| Nanotechnology | 11 |
| Natural resourses and wildlife conservation | 1 |