![]() |
老板让做一台调节水流量的阀门组合,我是这么认为的,大家看对不对啊。 |
| ||
| ||
| ||
| ||
| ||
| ||
| ||
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, 2025-2-23 01:32 , Processed in 0.061857 second(s), 13 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.