| |||
| диффузионная технология; метод диффузии | |||
|
technique de diffusion : 3 phrases in 3 subjects |
| Aviation | 1 |
| Natural resourses and wildlife conservation | 1 |
| United Nations | 1 |
| |||
| диффузионная технология; метод диффузии | |||
|
technique de diffusion : 3 phrases in 3 subjects |
| Aviation | 1 |
| Natural resourses and wildlife conservation | 1 |
| United Nations | 1 |