10500| 2
|
关于存在翻越点的输油管道设计压力如何确定. |
| ||
|关于我们|网站地图|油气储运网
( 鲁ICP备11007657号-3 )
GMT+8, 2025-5-1 02:03 , Processed in 0.021003 second(s), 12 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023, Tencent Cloud.