| |||
| circuit-switched service | |||
|
service de commutation de circuits : 6 phrases in 3 subjects |
| Communications | 4 |
| Electronics | 1 |
| Information technology | 1 |
| |||
| circuit-switched service | |||
|
service de commutation de circuits : 6 phrases in 3 subjects |
| Communications | 4 |
| Electronics | 1 |
| Information technology | 1 |