| |||
| 用户线路数据 | |||
|
subscriber line data : 5 phrases in 4 subjects |
| Electronics | 2 |
| Multimedia | 1 |
| Project management | 1 |
| Telecommunications | 1 |
| |||
| 用户线路数据 | |||
|
subscriber line data : 5 phrases in 4 subjects |
| Electronics | 2 |
| Multimedia | 1 |
| Project management | 1 |
| Telecommunications | 1 |