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| neering,Nanjiang Institute of | |
| 作者姓名： | Techn |
| 作者单位： | ology，Nanjing 21110 |
| 摘 要： | 0,China)In this paper,the differentiation principle is used to handle planar dimension chains.It simplifies the process of analysis,improves the accuracy and rationality of calculation because of considering the angular deviation that is usually ignored by the engineer.We put forward some relatively simple and efficient formula,and analyze dimension tolerance zone |
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