• In this paper, obtained the translunar trajectory for direct striking the moon, which satisfied some constraints including translunar flight time, lunar landing date.

    给定飞行时间、着时间、着月入射角停泊轨道约束条件下,建立飞月轨道数学模型;

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  • The more difficult second level requires a flight of 180 seconds followed by a landing on simulated lunar terrain, complete with rocks and craters.

    困难第二个级别要求飞行180接着在遍布岩石陨石坑的模拟月球地形降落

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  • From the return pulse, LOLA determines the time of flight which, accounting for the speed of light, reveals the distance from the spacecraft to the lunar surface.

    之后激光高度计将参照光速,计算出反射脉冲渡越时间从而获得飞船月球表面之间距离

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  • Paragon officials say future testing of the "Lunar Oasis" will be driven by Odyssey's flight schedule, which will not happen until 2012 at the earliest.

    Paragon官员未来对于“月球绿洲”的测试取决于奥德赛公司的飞行时间表,最早也等到2012年。

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  • "If Yuri Gagarin had not made this flight I would not have flown to the moon," said US astronaut Thomas Stafford, commander on the first US lunar landing in 1969.

    1969年美国登月计划指挥官、美国宇航员托马斯斯塔福德说:“如果尤里 加加林没有进行首次太空飞行可能也没有飞去月球。”

    youdao

  • Flight trajectories control technology from low earth orbit to lunar sphere of influence (LSOI) is present as well.

    完成了近地轨道月球影响附近轨道飞行控制方法的研究。

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  • PERISCOPE is an instrument and mission concept with the goal of investigating and mapping lunar skylights from an orbiting platform using photon time-of-flight imaging.

    PERISCOPE仪器任务概念一个轨道平台使用量子飞行时间成像法,(达到)调查测绘月球天窗目的

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  • The flight trajectories from low earth parking orbit (LEO) to low lunar parking orbit (LLO) based on a planar three-body model are studied.

    进行基于平面三体模型登月飞行器轨道控制方法的研究;研究了轨道低轨道的飞行轨道;

    youdao

  • The flight trajectories from low earth parking orbit (LEO) to low lunar parking orbit (LLO) based on a planar three-body model are studied.

    进行基于平面三体模型登月飞行器轨道控制方法的研究;研究了轨道低轨道的飞行轨道;

    youdao

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