1628| 0
|
[国家标准] GB12605-2008-T 无损检测 金属管道熔化焊环向对接接头射线照相检测方法 |
| ||
|关于我们|网站地图|油气储运网 ( 鲁ICP备11007657号-3 )
GMT+8, 2024-12-4 16:39 , Processed in 0.023162 second(s), 14 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023, Tencent Cloud.