primary rate
| B-channel
| interface structure
| primary rate | |
| commun. IT | débito primário |
| B-channel | |
| telecom. | canal B |
| interface structure | |
| commun. IT | estrutura de interface; estrutura interface de utilizador da RDIS |
| |||
| débito primário | |||
|
primary rate : 11 phrases in 4 subjects |
| Communications | 8 |
| General | 1 |
| Municipal planning | 1 |
| Telecommunications | 1 |