4261| 4
|
公称压力,公称直径和压力等级用英语咋说?---求助 |
发表于 2008-10-14 12:01:21
|
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, 2024-11-18 04:21 , Processed in 0.054319 second(s), 16 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.