 |
| |||
| pressure safety valves assembly (Yeldar Azanbayev) | |||
| safety valve block (YGA) | |||
| блок предохранительных клапанов: 2 phrases in 2 subjects |
| Astronautics | 1 |
| Nuclear and fusion power | 1 |
|
| |||
| pressure safety valves assembly (Yeldar Azanbayev) | |||
| safety valve block (YGA) | |||
| блок предохранительных клапанов: 2 phrases in 2 subjects |
| Astronautics | 1 |
| Nuclear and fusion power | 1 |