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一种硬脆材料小孔螺纹成形磨削方法

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First Author:HANG GAO

Disigner of the Invention:鲍子成,曹波,baoyongjie,陈广华,杨安强,刘景坡

Application Number:CN201210494730.2

Authorization Date:2012-11-28

Authorization number:CN102962532A

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