2721| 6
|
用于傳動的鋼絲,用什么比較好?0.7毫米左右 |
| ||
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, 2025-8-25 07:54 , Processed in 0.066334 second(s), 17 queries , Gzip On.
Powered by Discuz! X3.5 Licensed
© 2001-2025 Discuz! Team.