楼主: sunh21cn
|
缝纫针制造工艺是怎样的? |
发表于 2011-11-2 07:07:53
|
显示全部楼层
| |
发表于 2013-7-20 17:14:33
|
显示全部楼层
| ||
小黑屋|手机版|Archiver|机械社区 ( 京ICP备10217105号-1,京ICP证050210号,浙公网安备33038202004372号 )
GMT+8, 2024-11-22 23:18 , Processed in 0.056610 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.