| |||
| 拨号接人码 | |||
|
dial : 31 phrases in 12 subjects |
| Communications | 1 |
| Electronics | 1 |
| Foreign trade | 4 |
| General | 1 |
| Geotechnics | 2 |
| Information technology | 1 |
| Mechanics | 2 |
| Microsoft | 5 |
| Public security | 1 |
| Sealing | 3 |
| Telecommunications | 1 |
| Textile industry | 9 |
| |||
| 拨号接人码 | |||
|
dial : 31 phrases in 12 subjects |
| Communications | 1 |
| Electronics | 1 |
| Foreign trade | 4 |
| General | 1 |
| Geotechnics | 2 |
| Information technology | 1 |
| Mechanics | 2 |
| Microsoft | 5 |
| Public security | 1 |
| Sealing | 3 |
| Telecommunications | 1 |
| Textile industry | 9 |