 |
| |||
| send-receive transition | |||
| transmit/receive switching | |||
| переключение с передачи на приём: 5 phrases in 3 subjects |
| Mass media | 1 |
| Security systems | 1 |
| Telecommunications | 3 |
|
| |||
| send-receive transition | |||
| transmit/receive switching | |||
| переключение с передачи на приём: 5 phrases in 3 subjects |
| Mass media | 1 |
| Security systems | 1 |
| Telecommunications | 3 |