 |
| |||
| вакуумный центробежный насос | |||
| vacuum rotary pump: 8 phrases in 5 subjects |
| Electronics | 1 |
| Natural resourses and wildlife conservation | 1 |
| Oil / petroleum | 2 |
| Physics | 1 |
| Technology | 3 |
|
| |||
| вакуумный центробежный насос | |||
| vacuum rotary pump: 8 phrases in 5 subjects |
| Electronics | 1 |
| Natural resourses and wildlife conservation | 1 |
| Oil / petroleum | 2 |
| Physics | 1 |
| Technology | 3 |