DIN EN ISO 2692:2019
产品几何规格(GPS) 几何公差 最大材料要求(MMR)、最小材料要求(LMR)和互易要求(RPR)(ISO/DIS 2692:2019)
Geometrical product specifications (GPS) - Geometrical tolerancing - Maximum material requirement (MMR), least material requirement (LMR) and reciprocity requirement (RPR) (ISO/DIS 2692:2019); German and English version prEN ISO 2692:2019