计算机辅助公差分析
computer aidded tolerance analysis
统计公差分析(STA)
Statistical tolerance analysis
可测公差等级
measurable tolerance grade
公平差别阈
equity difference threshold
公差模型变型设计
variant design of tolerance model
公差分析与综合
tolerance analysis and synthesis
齿面公差模型
tolerance model of gear tooth surface
产品双耦合公差模型
product double coupled toleranced model