 |
| |||
| full channel; occupied channel | |||
| busy channel | |||
| occupied circuit | |||
| occupied channel (обслуживания); busy channel (обслуживания) | |||
| off-hook channel | |||
| занятый канал: 9 phrases in 7 subjects |
| Communications | 1 |
| Electronics | 1 |
| Mass media | 2 |
| Programming | 1 |
| Quality control and standards | 2 |
| Security systems | 1 |
| Technology | 1 |