35| 0
|
YDT 627-1993 数字交换机数字中继接口(2048kbit-s)参数及数字中继接口间传输特性和测试方法 |
| ||
|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, 2025-7-5 11:03 , Processed in 0.133349 second(s), 41 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.