局51年7月派高速切削及多刀多刃切削法推广队陆续到北满各厂推广,各厂也组织技术人员及工友同志展开有系统的学习高速切削基本的理论,只要厂及领导上重视及支持,在高速切削方面是有一些显著的成绩。如十厂在1A62车床的螺旋铣刀荒车,提高效率20倍。磨φ18公厘钻头由原工时40分钟 In July 51 Bureau sent high-speed cutting and multi-blade and multi-blade cutting method to promote the team to Bei Man factory promotion, the factory also organized technical staff and workers comrades to start a systematic study of high-speed cutting basic theory, as long as the plant and the leadership Emphasis and support, there are some notable achievements in high-speed cutting. Such as ten factory in 1A62 lathe spiral milling machine wrecker, improve efficiency 20 times. Grinding φ18 mm drill from the original working hours 40 minutes