8| 0
|
GBT 31248-2014 电缆或光缆在受火条件下火焰蔓延热释放和产烟特性的试验方法 |
| ||
|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, 2025-6-17 20:35 , Processed in 0.140107 second(s), 41 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.