| 双点后方交会的数学模型及共圆问题探讨 |
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| 引用本文： | 李全信. 双点后方交会的数学模型及共圆问题探讨[J]. 四川测绘, 1997, 0(1) |
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| 作者姓名： | 李全信 |
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| 作者单位： | 郑州市规划勘测设计研究院!郑州市，450052 |
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| 摘 要： | 本文给出了双点后方交会的简捷点位和精度数学模型，据此讨论了其四点共圆问题，得出了双点后交不存在“危险圆”、但具有特殊性的结论，这对其实际应用具有重要意义．
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| 关 键 词： | 双点后方交会 点位 精度 数学模型 危险圆 |
THE MATHEMATICAL MODELS OF DOUBLE-POINT RESECTION AND ITS CORRESPONDING CIRCLE PROBLEM DISCUSSION |
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| Li Quanxin. THE MATHEMATICAL MODELS OF DOUBLE-POINT RESECTION AND ITS CORRESPONDING CIRCLE PROBLEM DISCUSSION[J]. Surveying and Mapping of Sichuan, 1997, 0(1) |
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| Authors: | Li Quanxin |
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| Affiliation: | Zhengzhou Urban Planning Design and Surveying Research Institute |
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| Abstract: | The simpl mahemetical models of point position and accuracy for doublepoin resection are introduced in this paper, Based on which, the problem of corresponding circle is diecuseed,and the relevant conclusion has ben reached that doublepoint resection hasa't danger cicrle, but has its speific characteristics. |
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| Keywords: | double-point resection point position accuracy mathematical model danger circle |
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