| 图幅磁偏角自动计算的原理和方法 |
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| 引用本文： | 王双亭,王明孝,等.图幅磁偏角自动计算的原理和方法[J].测绘学院学报,2002,19(2):122-123,127. |
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| 作者姓名： | 王双亭 王明孝 |
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| 作者单位： | [1]信息工程大学测绘学院，河南郑州450052 [2]68011部队，甘肃兰州730020 |
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| 摘 要： | 详细论述了磁偏角自动计算的原理，并提出了一种利用地磁图自动计算图幅磁偏角的新方法，实验表明，用地磁图建立磁偏角数字模型和年变率数字模型进行图幅磁偏角的自动计算是可行的。
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| 关 键 词： | 图幅磁偏角 磁偏角数字模型 年变率数字模型 |
The Principle of Computing Map Magnetic Declinations |
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| WANG Shuang ting ,WANG Ming xiao ,ZHU Bao shan.The Principle of Computing Map Magnetic Declinations[J].Journal of Institute of Surveying and Mapping,2002,19(2):122-123,127. |
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| Authors: | WANG Shuang ting WANG Ming xiao ZHU Bao shan |
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| Institution: | WANG Shuang ting 1,WANG Ming xiao 2,ZHU Bao shan 1 |
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| Abstract: | This paper describes the principle of computing map magnetic declinations, a new method of computing MMD is presented. It is indicated by experiments that computing MMD by using digital magnetic declination model and digital model of annual change is feasible. |
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| Keywords: | map magnetic declination digital magnetic declination model digital model of annual change |
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