标题: pump basic(泵的基础) [打印本页] 作者: david2016 时间: 2017-4-19 14:48 标题: pump basic(泵的基础) The English studying material for pump baisc concept. It is very useful for people who are engaged to understand preilimary idea of pump design. + k7 T& P/ g9 B0 e, E/ JIf any one have further questions, please do not hesitate to contact me.& \+ v0 g2 W6 r" E/ D/ R% k 作者: 海慕之 时间: 2017-4-19 14:58
welcome,bra作者: 未来第一站 时间: 2017-4-19 15:41
楼主代理?作者: xiaobing86203 时间: 2017-4-19 16:01
感谢分享,是不是资料类,还是做产品广告?作者: david2016 时间: 2017-4-24 07:20
0 ]# q$ w, J0 H; z5 R5 r+ o
apologise for confusing. I'm not here for adverstising. But for sharing the knowledge.3 h0 ]0 l) T) A: q3 g6 z7 G
Thanks for reminding me and I will pay attetion to any information I share. $ \5 ^/ h) W% D+ w5 i3 t6 q6 T1 Q作者: david2016 时间: 2017-4-24 07:21