付和,李琳娜,王洪林,曾范航.GPS定位技术在赞比亚地质工程测量中的应用[J].矿产勘查,2013,4(5):588-592 |
GPS定位技术在赞比亚地质工程测量中的应用 |
Application of GPS in the geological engineering survey in Zambia |
投稿时间:2013-01-23 |
DOI: |
中文关键词: 大地基准 参考椭球 投影 GPS定位 赞比亚 |
英文关键词: geodetic datum reference ellipsoid projection GPS Zambia |
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中文摘要: |
文章论述了赞比亚测量系统大地基准、参考椭球、投影方式等主要特点,利用GPS测量大地点已经获得很高的精度并广泛运用于各种工程中。从工作实际出发,提出了赞比亚工程测量的应对方法,分析了坐标系统建立、作业方法、GPS布网原则、内业处理、精度分析。GPS定位技术在非洲控制测量中的应用大大减轻了野外测量人员的劳动强度,提高了内外业工作效率,而且能获取更高精度的成果,在实践中,GPS定位技术需要构成几何网形和避开不利时段。 |
英文摘要: |
This paper introduces main characteristics of the measurement system of Zambia geodetic datum, the reference ellipsoid and projection. The high precision locations are obtained by using GPS measurement, and the GPS measurements have widely used in various of geo-engineering programme. From the practical view, the authors propose the corresponding methods in the engineering measurements in Zambia, and analyze the set up of the coordinate system, field measurement approach, survey network set up by GPS, indoor data processing and precision analysis. The application of GPS positioning technology in the engineering programme in Africa greatly reduce the labor intensity of the workers, improve the work efficiency indoor and outdoor, and high accurate locations can be captured. In the practice, applying GPS positioning technology needs to set up a geometric shape and avoids unfavorable time interval. |
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