楼主: wl2359
|
把一块1.2米长5mm厚钢板折弯成几字型,有什么简单经济的办法吗? |
| ||
小黑屋|手机版|Archiver|机械必威体育网址 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-11-14 16:52 , Processed in 0.058026 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.