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一种对偶小孔精密加工方法

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First Author:Haibo Liu

Disigner of the Invention:Wang Yongqing,jia zhenyuan,董江华,卢博,baoqile,Fuji Wang

Affilication of Author(s):机械工程学院

Application Number:CN103909283A

Authorization number:CN201410127110.4

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