Xinru Sheng

Optimization Method for Measuring and Evaluating Hole-Group Position Under the Combined Effects of Datum Shift and Maximum Material Condition

This paper investigates the combined effects of the Maximum Material Condition (MMC) modifier and datum feature shift on hole-group positional tolerance evaluation. The formulation follows ASME Y14.5-2018 as the primary normative framework, with ISO GPS terminology as a supplemen...