楼主:
helloshigy
|
[专业知识]离心泵各种汽蚀余量的精心整理——有效汽蚀余量、必需汽蚀余量、临界汽蚀余量和许用汽 |
|
||
|关于我们|网站地图|开云平台官方入口(ICP11007657-3)
GMT+8, 2024-4-8 11:13, Processed in 0.029680 second(s), 10 queries , Gzip On, MemCached On.
Powered by Discuz! X3.5
Copyright ? 2001-2023开云注册登录 .