| 略论地籍测绘中土地球面积与其在水平面内投影面积的差异 |
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| 引用本文： | 姜晨光. 略论地籍测绘中土地球面积与其在水平面内投影面积的差异[J]. 中国非金属矿工业导刊, 1996, 0(3) |
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| 作者姓名： | 姜晨光 |
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| 作者单位： | 莱阳农学院!莱阳，265200 |
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| 摘 要： | 本文在假定小范围内大地水准面为一圆球面的前提下，探讨了土地切平面面积（即水平面积，下文同）与其对应的球面积之间的关系，以及切平面面积随高程的变化而变化的规律，指出了用土地切平面面积代替土地球面积的限度。
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| 关 键 词： | 地籍测绘 土地平面面积 土地球面积 |
The Difference of Land Sphere Area and Its Plane Area in Cadastral Survey |
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| Jiang Chenguang. The Difference of Land Sphere Area and Its Plane Area in Cadastral Survey[J]. China Non-Metallic Mining Industry Herald, 1996, 0(3) |
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| Authors: | Jiang Chenguang |
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| Affiliation: | Jiang Chenguang |
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| Abstract: | The paper discuss the relationship between land plane area and its sphere area, and regularity of plane area change with height on the supposition that geoid is a circular. It points out the limit of replaced land sphere area by its plane area. |
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| Keywords: | Cadastral survey Land plane area Land sphere area |
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