3300| 2
|
球阀球座密封的材料,求 |
| ||
发表于 2007-4-12 22:29:01
|
显示全部楼层
Re: 球阀球座密封的材料,求
| ||
发表于 2007-4-16 22:59:26
|
显示全部楼层
Re: 球阀球座密封的材料,求
| ||
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, 2024-12-23 21:45 , Processed in 0.049629 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.