7922| 7
|
尼龙6对尼龙6的摩擦系数是多少 |
发表于 2013-5-17 10:44:46
|
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, 2024-11-25 07:45 , Processed in 0.053525 second(s), 19 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.