利用系统提供的菜单功能，能方便地标注表面粗糙度和形位公差。
Moreover, with the supplied Menu function, one can easily mark out the surface rough rate and its tolerance of position on the diagram.
根据零件互换性要求和功能要求，分析了形位公差最大实体要求的几种标注方式。
According to the exchanging and functional requirement of parts, several kinds of marking methods of geometric tolerances maximum material requirement have been analyzed.
论述了形位公差各项目之间的关系及合理地选择标注的方法。
The article describes the relation of various items of form and position tolerance and the method of mark selecting properly.
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