Because the demands of dimensional precision, form and position tolerance are very strict, the profile error caused by the shrinkage after molding must be taken into consider.
齿轮在尺寸精度、形位公差等方面要求较高,且成型时需要考虑因收缩等因素造成的齿形误差。
参考来源 - 齿轮注塑模CAD系统的研究与开发·2,447,543篇论文数据，部分数据来源于NoteExpress
The article describes the relation of various items of form and position tolerance and the method of mark selecting properly.
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。
Multiplayer shells assembly have characteristic, which are high dimension precision, strict form and position tolerance, difficult bond technology and etc.
多层壳体组件具有尺寸精度高、形位公差要求严、粘接难度大等特点。
As guiding principles, the tolerancing principles deal with the relationship between form-position tolerance and size tolerance in precision design.
公差原则是进行精度设计时处理尺寸公差与形位公差关系的指导原则。
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