【摘要】 本文得出了计算机辅助公差优化设计中有关最优解存在条件的几个引理；引入和论证了公差优化设计中有关目标函数、约束函数性质等引理；并给出了新的机加工成本──公差模型．更多还原

【Abstract】 In the paper,Lemmas for existence condition of global optimization on computer aidedtolerance are put forward. Other lemmas are quoted and proved. They are imvolved functioncharacter of target and constraint on computer aided tolerance. New production cost--toerance model is presented.更多还原