Earth-Moon System

Some problems about the application of the Chinese ancient eclipses records for the investigation of the Earth-Moon system secular acceleration

在研究地月系加速中应用中国古代日食记录的某些问题

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The torque of the solar gravitation affecting the earth-moon system, about the centre of mass of the system is deduced, and the change of the angular momentum of the system produced thereby, the method of verification this theory is expounded.

导出了地-月系统受到的太阳引力对其质心的引力矩，讨论了由引力矩引起的地-月系统角动量的变化，提出了对理论所预期的变化的观测验证方法。

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It would be most unjust, even on cosmopolitical grounds, now to resign to the English all the wealth and power of the earth, merely because by them the political system of Commerce was first established and the cosmopolitical principle for the most part ignored.

现在仅仅由于首先树立政治的商业制度、多半不顾世界主义原则的是英国人，就把世界上一切财富和权力让给了他们，这一点就是从世界主义立场来看，也是最不公平的。

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The systematology predicts that, from universal system as a whole, including Galaxy, solar system, earth-moon system and all layers of the earth, even to moleculars and atoms, they are all belong to different layers.

这个观点认为，从宇宙总体系银河系太阳系地月系地球各圈层，乃至分子，原子，都属不同的层次。

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AC servo system is used widely with the development of power electronic technology, rare-earth permanent magnet, microelectronic technology and control theory.

随着电力电子技术、稀土永磁材料、微电子技术和控制理论的发展，永磁同步伺服驱动系统在工业国防等领域得到广泛应用。

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Dummy Topography Projection and the Aggregation of the Results in the Earth Synchronous Satellite Positioning System

虚拟地形投影与地球同步卫星定位解全集

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scientists study the inner lagrangian point of the earth-moon system.

科学家们研究地球与月球系统的拉格朗日内点。

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Image Map Library: A Remote Sensing Image Information System Based on the Digital Earth Ideation

一个基于数字地球框架的遥感图象信息系统

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The collinear libration point L2 of the earth-moon system plays an important role in exploration of the back of the moon for its relatively fixed position with respect to the earth and the moon.

地&月系共线平动点L2相对地球和月球不变的空间位置使得它在月球背面探测任务中起着十分重要的作用。

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Episodic changes of the earth surface system across the Permian-Triassic boundary: molecular geobiological records

二叠纪-三叠纪之交地球表层系统的多幕式变化：分子地球生物学记录

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The dynamics of the Earth-Moon system is quite different from the Sun-Earth system especially after a long duration for the gravitational attraction of the Sun.

由于在地-月系统中太阳的引力不可忽略，特别是在长时间作用以后，其动力学行为与摄动力较小的日-地系统有明显的不同。

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Circular structures of different formation mechanisms and their image features in the Earth-Moon system

地月系统不同成因环形构造及其影像特征

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Stability Analysis to the Earth-Moon System Perturbed by the Sun The results reveal that the stability depends on the motion of the corresponding three body system.

结果表明在太阳扰动下，地月系统绕太阳的椭圆运动是不稳定的，这解决了长期以来悬而未决的一级微扰下太阳系的稳定性问题。

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Then on the basis of invariant manifold theory and Poincar é section, a transfer trajetory between L1 and L2 of the Earth-Moon system was given.

然后基于不变流形理论和庞加莱截面方法，设计了不同拉格朗日点间转移轨道。

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The L_1 libration point and the halo orbit around the L_2 point in the Earth-Moon system play an important role in exploring the Moon. It can link the Earth with the nearside and farside of the Moon, respectively.

地-月系统的平动点L1点及L2点的Halo轨道在探月工程中有重要的应用价值，可分别用于地月连续通信覆盖和月球背面的探测。

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Nonlinear Evolution Dynamics for the Earth-Moon System

地月系统非线性演化动力学

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Apparently, when we select some physical parameters of the Moon, it is necessary to consider the fact that the Earth-Moon system has been undergoing the tidal evolution.

显而易见，当选取月球的一些物理参数时，应考虑到地月系经历了潮汐演化这一事实。

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