哈尔滨轴承厂中央试验室的同志在一部工艺研究院何景素等同志的配合下,进行了轴承的冷处理的各种试验,对该厂试制超精级高速轴承有重大的意义.该项总正报告工厂正在整理中,现摘要发表一部分,可能有不周全之处,仅作有关人员的参考.并希提出意见. Harbin Bearing Factory Central Laboratory comrades in a craft Institute He Jingsu and other comrades, carried out a variety of cold bearing test, the plant trial super-fine high-speed bearings have great significance .Total report Factories are finishing, the summary is now published as part of, may not be comprehensive, only for the reference of relevant personnel. And hope to make comments.