【摘要】 通过动态公差图 ,分析了最大实体要求 (MMR)及其可逆要求 (RR)的功能及合格条件。阐述了在保证孔轴自由装配的前提下 ,如何降低加工成本及提高产品合格率的措施更多还原

【Abstract】 The function and the acceptance condition of maximum material requirement (MMR) and reversible requirement (RR) were analyzed through dynamic tolerance figure. How to reduce processing cost and raise the ratio of qualified product were discussed under the condition of free assembly of hole and shaft.更多还原