举报
boby wrote: 3.管路的升程(x)和转的圈数(y)按下图
本版积分规则 发表回复 回帖后跳转到最后一页
QQ 咨询|手机版|联系我们|iCAx开思网
GMT+8, 2025-1-10 03:56 , Processed in 0.028499 second(s), 9 queries , Gzip On, Redis On.
Powered by Discuz! X3.3
© 2002-2025 www.iCAx.org