17| 0
|
YDT 1950-2009 接入网技术要求-局侧ADSL 线路收发器ATU-C 带内管理 |
| ||
|站长QQ:22646427|Archiver|手机版|小黑屋|查规范网
( 粤ICP备2024184902号-1 )|网站地图
GMT+8, 2025-5-11 11:49 , Processed in 0.130326 second(s), 41 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.