一种多刃硬质合金钻，属于金属加工工具技术领域。
The invention relates to a multi-edge solidness alloy drill, which belongs to the technical field of metal processing tool.
铣削用一个称为“铣刀”的旋转多刃刀具进行金属切削。
Milling: removes metal with a revolving, multiple cutting edge tool called milling cutter.
铣削是采用被称为铣刀的多刃旋转刀具完成的机加工作业。
Milling is a machining process that is carried out by means of a multiedge rotating tool known as a milling cutter.
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