pump basic（泵的基礎(chǔ)）

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.
If any one have further questions, please do not hesitate to contact me.
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海慕之

welcome，bra

未來第一站

樓主代理？

xiaobing86203

感謝分享，是不是資料類，還是做產(chǎn)品廣告？

david2016

未來第一站 發(fā)表于 2017-4-19 15:41
樓主代理？

/ G* A+ ]# E% i) X9 l" ~4 lapologise for confusing. I'm not here for adverstising. But for sharing the knowledge.
0 t7 I3 A' M5 w5 V/ V. uThanks for reminding me and I will pay attetion to any information I share.
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david2016

xiaobing86203 發(fā)表于 2017-4-19 16:01
感謝分享，是不是資料類，還是做產(chǎn)品廣告？

) b4 A7 p. R: h9 }, ]4 Jit is a good study material. Not for adversting.