11337| 4
|
阀门磅级和公称压力(压力等级)的换算表 |
相关帖子 |
|
| ||
|关于我们|网站地图|开云平台官方入口 ( 鲁ICP备11007657号-3 )
GMT+8, 2024-11-24 00:48 , Processed in 0.051409 second(s), 17 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright © 2001-2023开云注册登录 .