楼主: 愤怒的小鸟
|
钢对钢的摩擦自锁角度是多少? |
发表于 2012-11-22 11:30:29
|
显示全部楼层
| ||
发表于 2012-11-23 14:30:06
|
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, 2024-11-24 22:40 , Processed in 0.058414 second(s), 18 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.