| 黄河拉西瓦水电站精密水准测量关键技术 |
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| 引用本文： | 李祖锋,张治国,杨小力.黄河拉西瓦水电站精密水准测量关键技术[J].西北水电,2010(5):7-10. |
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| 作者姓名： | 李祖锋 张治国 杨小力 |
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| 作者单位： | 中国水电顾问集团西北院工程勘察研究分院,兰州730050 |
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| 摘 要： | 拉西瓦水电站精密水准网是进行沉降观测的基准网,为了保证精密水准网基准点和水准点的稳定性,对基准点及水准点的建造方法进行了改进。为了解决水准网闭合差超限等问题,进行了大量的分析与实验工作,总结出了有效的解决方案。
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| 关 键 词： | 精密水准 基准点 稳定性 折光差 |
Key technology of precise leveling survey for Laxiwa hydropower station on the Yellow River |
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| LI Zu-feng,ZHANG Zhi-guo,YANG Xiao-li.Key technology of precise leveling survey for Laxiwa hydropower station on the Yellow River[J].Northwest Water Power,2010(5):7-10. |
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| Authors: | LI Zu-feng ZHANG Zhi-guo YANG Xiao-li |
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| Affiliation: | (Hydrochina Xibei Engineering Corporation,CHECC,Lanzhou 730050,China) |
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| Abstract: | The precise leveling network of Laxiwa hydropower station is a reference network for settlement observation.For ensuring the stability of datum points and benchmarks of the precise leveling network,the construction method of datum points and benchmarks is improved.In order to solve the overlimit of closing error of the leveling network,a large amount of analysis and experimental work is made,and an effective solution is worked out. |
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| Keywords: | precise leveling datum point stability refractive index difference |
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