|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2003年09 期
| 标题 |
| 中国网通长途智能网扩建工程(39 卷) |
| 英文标题 |
| 摘要 |
| 论述了网通语音网络扩建的目的，以及建设方式，如采用的技术、网络结构和规模等。 |
| 作者 |
| 新闻作者:陆红群 |
| 关键字 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 标题 |
| 中国网通长途智能网扩建工程(39 卷) |
| 英文标题 |
| 摘要 |
| 论述了网通语音网络扩建的目的，以及建设方式，如采用的技术、网络结构和规模等。 |
| 作者 |
| 新闻作者:陆红群 |
| 关键字 |
| COPYRIGHT©2001-2025 CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED，ALL RIGHTS RESERVED | ||
|
