pump basic（泵的基础）

david2016

The English studying material for pump baisc concept. It is very useful for people who are engaged to understand preilimary idea of pump design.
; x9 N) A5 \$ I$ QIf any one have further questions, please do not hesitate to contact me.
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海慕之

welcome，bra

未来第一站

楼主代理？

xiaobing86203

感谢分享，是不是资料类，还是做产品广告？

david2016

未来第一站 发表于 2017-4-19 15:41
% B% k' R* ^" ?* C/ @8 R$ ]# F7 X楼主代理？

3 V. s3 }+ Z( O2 w* Japologise for confusing. I'm not here for adverstising. But for sharing the knowledge.
Thanks for reminding me and I will pay attetion to any information I share.

david2016

xiaobing86203 发表于 2017-4-19 16:01
感谢分享，是不是资料类，还是做产品广告？

1 @/ p% D6 A0 o$ s; b& ^9 R. Eit is a good study material. Not for adversting.
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