| 1. | Design of a telephone network distribution mis
市话线网资源管理系统的设计与实现 |
| 2. | A new feature of northern telecom ' s central offices
北电公司市话局的一个新功能。 |
| 3. | A : if you want a local number , please dial 9
如果你想打市话，请先拨9 。 |
| 4. | Dimensions of copper conductors in local cables
市话电缆的铜导体尺寸 |
| 5. | Telephone network automatic distributing software system with gis technology
的市话自动配线系统 |
| 6. | A : how about the phone call ? do we need to pay the city call also
电话费如何结算？还需付市话费吗？ |
| 7. | 5 x - bar central office equipment
5根交叉横木市话局设备。 |
| 8. | Marketing analysis and thinking of wireless local telephone construction
无线市话建设的市场分析与思考 |
| 9. | Combined local and tandem exchange
市话汇接合用交换机 |
| 10. | Cheerful prospect of wireless phone
无线市话前景乐观 |
