To raise drilling performance of new micro-drill, a novel method was advanced for reginding of chisel edge.

为了提高新型微钻头的钻削性能，提出了一种适合于微钻头的横刃修磨原理及方法。

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To raise drilling performance of new micro-drill, a novel method was advanced for reginding of chisel edge.

为了提高新型微钻头的钻削性能，提出了一种适合于微钻头的横刃修磨原理及方法。

youdao