楼主: 虫子第一家
|
关于薄径管螺纹的加工受力计算 |
发表于 2017-4-24 17:47:02
|
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, 2024-11-16 14:55 , Processed in 0.046076 second(s), 14 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.