分析在设计过程中自动生成局部尺寸链和全局尺寸链的方法，建立公差设计和反馈的整体框架。
The local dimension chain and overall dimension chain are set up automatically. The whole frame of tolerance design and relevant feeding back is established.
分析在设计过程中自动生成局部尺寸链和全局尺寸链的方法，建立公差设计和反馈的整体框架。
Then the process model of tolerance synchronous synthesis is built. The local dimension chain and overall dimension chain are set up automatically.
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