 |
| |||
| de sentido único | |||
|
a una via : 7 phrases in 4 subjects |
| Communications | 4 |
| Electric traction | 1 |
| Electronics | 1 |
| Information technology | 1 |
|
| |||
| de sentido único | |||
|
a una via : 7 phrases in 4 subjects |
| Communications | 4 |
| Electric traction | 1 |
| Electronics | 1 |
| Information technology | 1 |