To design NC grinding machine, the sharpening key technology for new micro-drill point is researched.

为了设计新型微钻头数控刃磨机床，对新型微钻头刃磨的关键技术进行研究。

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To design NC grinding machine, the sharpening key technology for new micro-drill point is researched.

为了设计新型微钻头数控刃磨机床，对新型微钻头刃磨的关键技术进行研究。

youdao