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词汇 Lunar theory
分类 英语词汇 英语翻译词典
释义

Lunar theory

中文百科

月球运动论

月球运动论的企图是计算月球的运动。月球有许多不规律 (或是摄动) 的运动,并且在悠久的历史上曾有许多尝试去计算它们。几个世纪以来的重大难题,月球运动已是当今 (参见近代的发展) 的模型中精确度最高的。月球运动论在某些方面曾经是历史上造成很大的问题,但是月球运动论新达到的精确度水准,也成为测试新物理理论的灵敏仪器。

月球运动论包括:

对月球运动论的研究历史已经超过了2,000年。他许多的近代发展已使用在最后这三个世纪的基础科学和技术用途,并且现在还在使用这些方法。

英语百科

Lunar theory 月球运动论

Newton's diagram 'to find the force of the Sun to perturb the Moon' accompanying Book 3, Proposition 25 of the Principia
Alternative depiction of solar perturbations, vectors LS1 and LS2, like LS in Newton's diagram above, for 2 positions of the Moon P in its orbit around the Earth S
Solar perturbation vectors (arrows) analogous to LS at many positions of the Moon in its orbit around the Earth
The Laser Ranging Facility at Goddard Spaceflight Center

Lunar theory attempts to account for the motions of the Moon. There are many irregularities (or perturbations) in the Moon's motion, and many attempts have been made to account for them. After centuries of being problematic, lunar motion is now modeled to a very high degree of accuracy (see section Modern developments).

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