| GPS技术在三峡工程大江截流中的运用 |
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| 引用本文： | 胡广洋. GPS技术在三峡工程大江截流中的运用[J]. 水利水电科技进展, 1999, 19(3): 54-56 |
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| 作者姓名： | 胡广洋 |
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| 作者单位： | 葛洲坝集团测绘总队,宜昌,443002 |
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| 摘 要： | 介绍在三峡工程大江截流中成功地运用ＧＰＳ技术实施围堰控制测量及水下地形测量的情况，特别是在平抛垫底及围堰进占施工过程中运用实时差分ＧＰＳ测量技术进行水下地形测量，较好地解决了水下地形测量工作量大、技术含量高的问题，为三峡工程大江截流的顺利施工提供了必要的技术资料
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| 关 键 词： | GPS技术；施工控制测量；水下地形测量；导航；数字成图 |
| 修稿时间： | 19980601 编 |
Application of GPS Technique in River Closure of Three Gorges Project |
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| Hu Guangyang. Application of GPS Technique in River Closure of Three Gorges Project[J]. Advances in Science and Technology of Water Resources, 1999, 19(3): 54-56 |
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| Authors: | Hu Guangyang |
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| Abstract: | The successful control survey and underwater topography survey are introduced for the 2nd stage cofferdams with GPS technique,with emphasis laid on the application of real time diffrence GPS in the underwater topography survey.The problems of large loads of work and high technical requirement of the project are solved,and the essential technical data for the river closure of the Three Gorges Project are provided. |
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| Keywords: | GPS technique control survey underwater topography survey navigation guide digital mapping |
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