9915| 21
|
圓管外壁滾花如何加工出來呢?成本盡量低 |
點評
塑料的?中間會打滑吧?
| ||
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, 2025-7-22 12:16 , Processed in 0.082945 second(s), 25 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.