提出了基于事物特性表的公差主模型的建立方法，分析了基于事物特性表的公差变型设计过程。
A method of generating tolerance master model based on SML was addressed, and a variant design process based on SML was proposed.
提出了基于事物特性表的公差主模型的建立方法，分析了基于事物特性表的公差变型设计过程。
A method of generating tolerance master model based on SML was addressed, and a variant design process based on SML was proposed.
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