4550| 1
|
有做大口徑高鋼級熱煨彎管的嗎,如何控制鋼管回彈? |
有搞頭
| ||
Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
GMT+8, 2025-8-19 19:05 , Processed in 0.088991 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.