飓风 发表于 2025-3-26 23:14:48
http://reply.papertrans.cn/28/2788/278728/278728_31.pngDebility 发表于 2025-3-27 04:02:27
https://doi.org/10.1007/978-1-4020-9132-2tudy Group No. 1 of the International Association of Geodesy (Toronto, 1957), viz. the adjustment of large triangulation networks “taking into account the form of the geoid”. The basic material theory contained in this paper shows that it is unnecessary for this purpose to know the form of the geoid at all.顽固 发表于 2025-3-27 05:21:02
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Adjustment of Triangulation in Space,in the sense of being expressible in two Euclidian dimensions — we have, in the course of 2000 or more years, progressed to the stage of two non-Euclidian dimensions — but whenever a third dimension obtrudes, as in Nature it must, it is to be got rid of immediately by means of “corrections”, or simp旅行路线 发表于 2025-3-27 21:28:11
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Geodetic Coordinate Systems,, y, z) within a certain region of flat 3-space. Other means of defining position (e.g. Square X 56, or “follow the normal to the spheroid as far as the geoid and thence along the line of force”) are better described as reference systems and are not considered here; they are not amenable to the ordi按等级 发表于 2025-3-28 04:34:38
A Primer of Non-Classical Geodesy,It is intended as a new approach to the basic mathematical theory of geodetic measurement, leading to rigorous methods of reduction and adjustment, unrestricted by the length of observed lines and suited to modern electronic computation. It is submitted as a complete answer to the problem posed to SDEI 发表于 2025-3-28 08:13:50
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