阐述了麻花钻内锥面刃磨法的原理及参数的确定方法,揭示了内锥面刃磨中存在“翘尾”现象的原因并提出了相应的解决措施。
The inner cone grinding method of twist drills is discussed. The phenomenon of up tail in the grinding method is exposed and the solving idea is given.
本文对刮削过程中工作角度问题进行了探讨,并对工作刃倾角、工作前角和工作后角进行了具体计算,得到了一些变化规律。
A study is made on the working Angle in scraping process, practical Calculations are taken up to the Angle of working edge, rake Angle and back Angle. Some patterns of such change are found out.
人生中重要的一课就是学会在挫折中迎刃而上,取得成功。
One of the important lessons of life is to learn how to get victory out of defeat.
You never really hear of Joe Blow who killed thirty-four guys in the phalanx.
你从没听说过,张三或者李四,在方阵中手刃三十四名敌人
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