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检索条件"作者=2.institute of Geodesy and {3.,Chinese academy of Sciences,Wuchang 43.077,china"
167 条 记 录,以下是11-20 订阅
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Models and methods for precise determination of ionospheric delay using GPS
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Progress in Natural Science:Materials International 2007年 第2期17卷 187-196页
作者: YUAN Yunbin, HUO Xingliang and OU Jikun ( institute of geodesy and Geophysics, chinese academy of sciences, Wuhan {3., china Graduate University of chinese A-cademy of sciences, Beijing 10003., china) [a]chinese academy of sciences Institute of Geodesy and Geophysics Wuhan China [b]Graduate University of chinese academy of sciences Beijing China
The basic principles and methods for precisely determining ionospheric delays in GPS observations are introduced and discussed. Various methods and models for fitting ionospheric delays based on GPS are compared and a... 详细信息
来源: 同方期刊数据库 同方期刊数据库 评论
Determination of vertical gradient of gravity anomaly with topographic data
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chinese Science Bulletin 1999年 第11期44卷 1029-1034页
作者: ZHANG Chijuninstitute of geodesy and Geophysics , chinese academy of sciences , Wuhan {3. , china institute of geodesy and Geophysics Chinese Academy of Sciences Wuhan China
The role of vertical gradient of gravity anomaly in the solution and interpretation of geological and geophysical problems on superficial layer is increasingly evident. However, it is difficult to directly observe the... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Integrated precise orbit determination of Shenzhou IV unmanned spacecraft
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Science china(Technological sciences) 2004年 第5期47卷 518-525页
作者: L Congmin1,2, GU Yidong3. LIN Baojun3.& GUO Jiong3.1. Center for Space Science and Applied Research, chinese academy of sciences, Beijing 100080, china 2. Graduate School of the chinese academy of sciences, Beijing 10003., china 3. General Establishment of Space Science and Application, chinese academy of sciences, Beijing 100080, china Correspondence should be addressed to L Congmin 1. Center for Space Science and Applied Research Chinese Academy of Sciences 100080 Beijing China 2. Graduate School of the chinese academy of sciences 100039 Beijing China 3. General Establishment of Space Science and Application Chinese Academy of Sciences 100080 Beijing China
Considering the characteristic orbit of Shenzhou IV spacecraft and the advantages and disadvantages of several types of domestic orbit measurements, a scheme of IPOD is determined, which uses GPS, SLR and USB observat... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Determination of geoid and elevation of the Mt. Qomolangma and discussion on the role of vertical gravity gradient
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chinese Science Bulletin 1997年 第20期42卷 1723-1725页
作者: ZHANG Chijuninstitute of geodesy and Geophysics, chinese academy of sciences, Wuhan {3., china institute of geodesy and Geophysics Chinese Academy of Sciences Wuhan 430077 China
IT is known that the Mt. Qomolangma is the highest peak in the world. It was recorded in the'Map of Complete Territory of the Qin Dynasty' (published in 1717). As the highest peak,the Mt. Qomolangma not only provokes ... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
The GPS-gravimetry boundary value problem
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Science china Earth sciences 2005年 第3期48卷 398-405页
作者: YU Jinhai1,2 & ZHANG Chuanding2 1. institute of geodesy and Geophysics of chinese academy of sciences, Wuhan {3., china 2. Zhengzhou Information Engineering University, Zhengzhou 450052, china 1. institute of geodesy and Geophysics of chinese academy of sciences 430077 Wuhan China 2. Zhengzhou Information Engineering University 450052 Zhengzhou China
How to determine the earth’s external gravity field with the accuracy of O(T2) by making use of GPS data and gravity values measured on the earth’s surface is dealt with in this paper. There are two main steps: to e... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Study on Decision Support System of Agricultural Sustainable Development of Jianli County in Jianghan Plain
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Wuhan University Journal of Natural sciences 2000年 第3期5卷 334-338页
作者: Wang Xue\|lei, Liu Gong\|hu institute of geodesy and Geophysics, chinese academy of sciences, Wuhan {3. , china chinese academy of sciences Institute of Geodesy and Geophysics Wuhan China (GRID:grid.9227.e) (ISNI:***)
With the agricultural development and the modernization of decision-making, it is necessary to establish the agricultural sustainable development decision support system supported by GIS. We set Jianli county as an ex... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
General inverse of Stokes, Vening-Meinesz and Molodensky formulae
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Science china Earth sciences 2006年 第5期49卷 499-504页
作者: CHENG Luying1,2 & XU Houze1 1. institute of geodesy and Geophysics, chinese academy of sciences, Wuhan {3., china 2. Xi’an Research institute of Surveying and Mapping, Xi’an 710054, china 1. institute of geodesy and Geophysics Chinese Academy of Sciences Wuhan 430077 China 2. Xi’an Research institute of Surveying and Mapping Xi’an 710054 China
The operator operations between the disturbing potential and the geoidal undulation, the gravity anomaly, the deflection of the vertical are defined based on the relations among the gravity potential, the normal gravi... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
A new method of identifying and locating gross errors——Quasi-accurate detection
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chinese Science Bulletin 1999年 第23期44卷 2200-2204页
作者: OU Jikuninstitute of geodesy and Geophysics , IMboratory of Dynamical geodesy , {3. , Wuhan 43.077 , china institute of geodesy and Geophysics Laboratory of Dynamical Geodesy Chinese Academy of Sciences Wuhan 430077 China
A new idea and a distinctive method have been proposed, which concern real errors and their estimators. By using the idea of 'Quasi-Stable Adjustment' created by Prof. Zhou Jiangwen for reference, the rank-deficient e... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Interactions between hotspots and the Southwest Indian Ridge during the last 90 Ma:Implications on the formation of oceanic plateaus and intra-plate seamounts
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Science china Earth sciences 2011年 第8期54卷 1177-1188页
作者: ZHANG Tao 1,2,3.4,LIN Jian 5 & GAO JinYao 3.4 1 institute of geodesy and Geophysics,chinese academy of sciences,Wuhan {3.,china 2 Graduate University of chinese academy of sciences,Beijing 100049,china 3.The Second institute of Oceanography,State Oceanic Administrator,Hangzhou 3.0012,china 4 Key Laboratory of Submarine Geosciences,State Oceanic Administrator,Hangzhou 3.0012,china 5 Department of Geology and Geophysics,Woods Hole Oceanographic Institution,Woods Hole,MA 02543.USA 1. institute of geodesy and Geophysics Chinese Academy of Sciences Wuhan 430077 China2. Graduate University of Chinese Academy of Sciences Beijing 100049 China3. The Second Institute of Oceanography State Oceanic Administrator Hangzhou 310012 China4. Key Laboratory of Submarine Geosciences State Oceanic Administrator Hangzhou 310012 China
This study investigates the relationship between the hotspot-ridge interaction and the formation of oceanic plateaus and seamounts in the Southwest Indian *** first calculated the relative distance between the Southwe... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论
Evolution of Jianghan Lakes and regional sustainable development
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Journal of Environmental sciences 1999年 第3期11卷 294-297页
作者: Cai Shu\|ming, Zhao Yan, Du Yun institute of geodesy and Geophysics, chinese academy of sciences, Wuhan\ {3.,china 中科院测量与地球物理所 湖北 武汉 430077 中科院测量与地球物理所 湖北 武汉
Jianghan Lakes lie in the middle reaches of the Yangtze River. The evolution of the lakes during Holocene can be divided into three periods. Since Ming Dynasty, owing to natural factors and human activity, the lakes h... 详细信息
来源: 维普期刊数据库 维普期刊数据库 同方期刊数据库 同方期刊数据库 评论