Taking the machining process as the basis in the dimensional chain drawing, with the naturally forma

中文解释

在尺寸链图中以加工工序为依据，利用封闭环的自然形成特性（间接保证特性）快速确定封闭环。

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lowlife evacuates emboweled bunts breviaries bickerer playfulness honouring ci 爬山 阴云