“satellite ephemeris”的概念、定义、翻译、参考文献-科学参考

单词	satellite ephemeris
释义	satellite ephemeris Encyclopedia 工学用户终端技术释 satellite ephemeris卫星星历以开普勒定律的6个轨道参数来确定卫星的位置、速度等各项参数的数据系统，主要用于对人造地球卫星运动预测、跟踪、定位等。又称两行轨道数据。
随便看	German Qualifications Framework German Reunification German Revolutions of 1848 German Romantics Germans German shepherd German social medical insurance system German Society for Animal Breeding German South-West Africa German space activities German-Spanish Astronomical Centre German Spatial Planning Act German sports German sports administrative law German Sport University Cologne German Stage Society German Theatre German Treaty of Protection for Southwest Africa German Voluntary Self Regulation of the Film Industry Germany Germany and Japanese Buildings at Fangzi Germany aviation Germany. A Winter's Tale Germany Buildings in Qingdao Germany Gypsies

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