 |
communication bilatérale
| à l'alternat
| communication bilatérale | |
| avia. Canada | two-way radio communication |
| à l'alternat | |
| telecom. | half-duplex |
| |||
| two-way radio communication | |||
| two-way communication; two-way contact | |||
| communication bilatérale: 11 phrases in 3 subjects |
| Aviation | 2 |
| Communications | 5 |
| Information technology | 4 |