| |||
| дуга при размыкании контактов (MichaelBurov) | |||
| дуга размыкания | |||
|
interruption arc : 18 phrases in 6 subjects |
| Electrical engineering | 3 |
| Electronics | 1 |
| Makarov | 3 |
| Non-destructive testing | 1 |
| Sakhalin | 1 |
| Technology | 9 |
| |||
| дуга при размыкании контактов (MichaelBurov) | |||
| дуга размыкания | |||
|
interruption arc : 18 phrases in 6 subjects |
| Electrical engineering | 3 |
| Electronics | 1 |
| Makarov | 3 |
| Non-destructive testing | 1 |
| Sakhalin | 1 |
| Technology | 9 |