| 有限元法逼近局域大地水准面的数学模型 |
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| 引用本文： | 刘红霞,刘春花.有限元法逼近局域大地水准面的数学模型[J].测绘学院学报,2005,22(4):239-241,245. |
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| 作者姓名： | 刘红霞 刘春花 |
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| 作者单位： | [1]中国船舶重工集团公司,七一三研究所,河南郑州450052 [2]信息工程大学,电子技术学院,河南郑州450004 |
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| 基金项目： | 国家自然科学基金资助项目（40374001） |
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| 摘 要： | 顾及到大地水准面的物理特性,依据其在局部所应满足的数学物理方程,讨论了有限元法逼近局域大地水准面的数学思想,给出了相应的数学模型.
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| 关 键 词： | 有限元法 局域大地水准面 数学模型 |
| 文章编号： | 1009-427X（2005）04-0239-03 |
| 收稿时间： | 2005-06-25 |
| 修稿时间： | 2005-06-252005-09-13 |
The Mathematical Model of a Local Geoid Approximation Based on the Finite Element Method |
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| LIU Hong-xia, LIU Chun-hua.The Mathematical Model of a Local Geoid Approximation Based on the Finite Element Method[J].Journal of Institute of Surveying and Mapping,2005,22(4):239-241,245. |
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| Authors: | LIU Hong-xia LIU Chun-hua |
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| Institution: | 1. 713th Institute, CSIC, Zhengzhou 450052 ,China ; 2.Institute of Electronic Technology, Information Engineering University, Zhengzhou 450004, China |
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| Abstract: | Taking account of the physical characteristics of geoid, according to the equations of mathematical physics of geoid in a local area, the ideas of mathematics of geoid approximation in the area is discussed, based on the finite element method, and a relevant mathematical model is given in the paper. |
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| Keywords: | finite element method local geoid mathematical model |
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