|
9815| 3
|
[專業知識] 埋地管道土壤摩擦力問題討論 |
|
|
|
| ||
| ||
| ||
|關于我們|網站地圖|油氣儲運網
( 魯ICP備11007657號-3 )
GMT+8, 2025-12-16 05:22 , Processed in 0.027090 second(s), 14 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023, Tencent Cloud.