钻: drill; auger尖: pointed; tapering钻尖切削面钻尖切削面: drill facet钻尖切峭面: drill facet切削面: cut surface; cutting face; face of tool初次切削面: erste spanflche first face刀具切削面: face of tool工作切削面: wirk-schneidenebene working cutting edge plane切削面积: area of cut; cross sectional area of the uncut chip; cross-sectional area of the uncut chip; cutting area切削面角: spanflchenwinkel true rake angle切削面棱角: spanflchenfase face land land of the face曲切削面: curved cutting face总切削面积: total area cut钻针切削面: drill facet切削面正交力: spanflchen-normalkraft tool force tangenial force折过的切削面: geknickte spanflche offset tool face初次切削面倒角: erste spanflchenfase first face二号切削面棱角: zweite spanflchenfase second face切削面倒角宽度: breite der spanflchenfase land width of the flank切削面正交平面: spanflchen-orthogonalebene tool face orthogonal plane缩小的切削面宽度: breite der reduzierten spanflche width of reduced face钻尖: apex point; auger tip; drill pointer; drill tip; tip of drill削面: bevel; surfacing碎屑槽的切削面宽度: spanflchenbreite an der spanbrechernut chi breaker land width钻尖角: drill point angle; point angle