| |||
| реле резервной защиты | |||
|
backup relay : 4 phrases in 3 subjects |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Technology | 2 |
| |||
| реле резервной защиты | |||
|
backup relay : 4 phrases in 3 subjects |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 1 |
| Technology | 2 |