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由于国际技术交流及科研生产发展,我单位根据部确定的原则,试行新国标《公差与配合》,并要求同时解决刀量具问题。为此,我厂于1983年首先从制订厂标《光滑极限量规制造尺寸》及《铰刀制造尺寸》开始,并逐步投入生产使用。为使我厂及有关单位了解这方面情况,提前做好工艺与工具
Due to the international technology exchange and scientific research and production development, our unit tries out the new national standard “tolerance and cooperation” according to the principle determined by the ministry and requests to solve the problem of the measuring tool at the same time. To this end, I plant in 1983 first from the development of factory standard “smooth limit gauge manufacturing size” and “reamer manufacturing size” began, and gradually put into production. In order to let our factory and the relevant unit understand this aspect situation, advance the craft and the tool well