21| 0
|
CB 1254-1994 潜艇船体结构压力和密性试验方法 |
| ||
|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, 2025-8-24 16:24 , Processed in 0.173573 second(s), 42 queries .
Powered by Discuz! X3.5
© 2001-2025 Discuz! Team.