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| 子午线收敛角与长度比的一种简捷算法 | |
| 引用本文： | 陆栋,周复旦,扈现民. 子午线收敛角与长度比的一种简捷算法[J]. 测绘科学, 2011, 36(5): 167-168 |
| 作者姓名： | 陆栋 周复旦 扈现民 |
| 作者单位： | 1. 灌云县国土资源局估价所,江苏灌云,222200 2. 徐州勘察测绘研究院,江苏徐州,221002 3. 兖矿集团济三煤矿地测中心,山东济宁,272169 |
| 摘 要： | 关于子午线收敛角和长度比的计算公式在许多大地测量书籍中都已导出,但精度要求不同,公式推导方法就不同.子午线收敛角和长度比计算是大地测量学中的常规计算,但其公式推导较复杂,初学者难以掌握.本文提出了一种子午线收敛角与长度比的简捷算法,本法公式推导简单,便于理解,编写了相应的计算程序,与传统方法解算结果相同. |
| 关 键 词： | 纬线 子午线收敛角 长度比 |
A simplified algorithm of the meridian constringent angle and length ratio |
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| LU Dong,ZHOU Fu-dan,HU Xian-min. A simplified algorithm of the meridian constringent angle and length ratio[J]. Science of Surveying and Mapping, 2011, 36(5): 167-168 | |
| Authors: | LU Dong ZHOU Fu-dan HU Xian-min |
| Affiliation: | ③(①Valuation of Land and Resources Bureau of Guanyun County,Jiangsu Guanyun 222200,China;②Xuzhou Investigation&Research Institute,Jiangsu XuZhou 221002,China;③Jining NO.3 Coal Mine of YanZhou Mining Group,Shangdong Jining 272169,China) |
| Abstract: | The formula between meridian convergence angle and length ratio has been educed in many books about geodesy.But the formula involves complicated deduction according to the different precision requirement and deduction method.The calculation of meridian convergence angle and length ratio is routine task in geodesy,but the equation derivation process is complex and hard understanding.The paper proposed a simplified algorithm to calculate the meridian convergence angle and the length ratio,and the computer rou... |
| Keywords: | latitude meridian convergence angle length ratio |
| 本文献已被 CNKI 万方数据 等数据库收录！ | |