| |||
| частота симплексной связи | |||
|
simplex frequency : 8 phrases in 4 subjects |
| Electronics | 1 |
| Security systems | 1 |
| Technology | 2 |
| Telecommunications | 4 |
| |||
| частота симплексной связи | |||
|
simplex frequency : 8 phrases in 4 subjects |
| Electronics | 1 |
| Security systems | 1 |
| Technology | 2 |
| Telecommunications | 4 |