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聂热文科是苏联敖德萨摇臂钻床厂的革新车工,他在机床上已经工作了25年以上,这使他获得了丰富的经验和广博的知识。为了缩短机动时间和辅助时间,聂热文科采用了新型的车刀,这些车刀具有完善的几何形状;聂热文科还改进了许多夹具和机械化装置。这样,就大大提高了劳动生产率。聂热文科在1946年到1950年期间,完成了28年的工作量,并且在1951年以后的三年半中,完
NieHewen liberal arts is the Soviet Union Odessa Radial Drilling Machine Revolutionary turner, he has been working on the machine tool for more than 25 years, which enabled him to gain a wealth of experience and extensive knowledge. In order to shorten the maneuvering time and auxiliary time, NieHewen liberal arts using a new type of turning tools, these turning tools have a perfect geometry; Nie heat arts also improved a number of fixtures and mechanized devices. In this way, labor productivity is greatly increased. During the period from 1946 to 1950, NieHewenwenhua completed 28 years of work, and in the three and a half years after 1951,