| |||
| надёжное размыкание цепи (ssn) | |||
|
reliable interruption of the circuit : 3 phrases in 1 subject |
| Electrical engineering | 3 |
| |||
| надёжное размыкание цепи (ssn) | |||
|
reliable interruption of the circuit : 3 phrases in 1 subject |
| Electrical engineering | 3 |