28| 0
|
YDT 838.3-2003 数字通信用对绞/星绞对称电缆 第3部分:工作区对绞电缆--分规范 |
| ||
|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, 2025-7-3 09:00 , Processed in 0.159322 second(s), 42 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.