This paper analyses that tip Angle of drill bit influences on cutting capability and life of twist drill, when the material and shape of work piece is different.

分析了工件材料、形状不同时，钻尖顶角的大小对麻花钻切削性能及寿命的影响，介绍了麻花钻的钻尖顶角的选择。

youdao

The technologies include the ruling methods, the adjusting of the cutting angle, the selecting for the knife tip angle of the diamond cutter and the choosing of the materials being ruled.

详细介绍了指纹采集仪用光栅在研制过程中，对原有光栅刻划机分度系统结构改造和重新设计，以及新的刻划工艺，它包括刻划方法、切削角度的调整、金刚石刀具刀尖夹角的确定和被刻划材料的选择。

youdao

In my next tip, I will indeed move on to ErrorHandler, and see exactly how it can be used to handle everything from a misplaced Angle bracket to a missing attribute.

在下一篇技巧中，我将正式转入Error Handler，并分析究竟如何用它处理从错误放置的尖括号到缺少属性的各种事情。

youdao

You can use electrocautery, a hook, a pair of scissors, a sharp-tip dissector, a blunt-tip dissector, a right-angle dissector, or a suction device.

NEWYORKER: Personal Best