3930| 8
|
常用的三种落料和冲孔方法的特点对比 |
| ||
发表于 2015-7-5 20:32:35
|
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, 2024-11-19 04:29 , Processed in 0.058626 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.