A new concept for an equivalent loss of machining accuracy of multi - v position producing system is firstly proposed and an equivalent loss model of machining accuracy of multi - position producing system is set up 首次提出了多工位加工精度等效损失的概念,建立了多工位生产系统加工精度的等效损11合吧工业大学博士学位论文夫模型,同时提出了保证实现多工位加工精度等效损失应遵循的基本原则。