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- A fast design method for the lunar satellite transfer trajectory is presented by combining patched-conic technique and ephemeris. 提出了一种将圆锥曲线拼接法与历表相结合,快速设计月球卫星地月转移轨道的方法。
- A fast design method for the lunar satellite transfer trajectory is presented by combining patched conic technique and ephemeris. 提出了一种将圆锥曲线拼接法与历表相结合,快速设计月球卫星地月转移轨道的方法。
- The attraction of the moon for the earth causes the tides. 月球对地球的吸引力造成潮汐。
- Moon-to-Earth transfer trajectory 月地转移轨道
- The earth, sun and moon are spheres. 地球、太阳和月亮都是天体。
- The moon's pull affects the tides on earth. 月亮的引力影响地球上的潮汐。
- The moon circuits round the earth. 月亮绕地球环行。
- The moon revolves around the earth. 月球绕地球运行。
- Design and optimize scheme of transfer trajectory for near Earth asteroid exploration mission 近地小行星探测转移轨道方案设计与优化
- Study of Rapid Design Method for Cislunar Transfer Trajectory 奔月转移轨道的快速设计方法研究
- An Algebraic Method for Fast Design of Lunar Satellite Transfer Trajectory 快速设计月球卫星转移轨道的一种代数法
- The rising of the earth above the horizon as seen from the moon. 地出从月球上看到的地球从地平线上升起的现象
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- The earth sometimes casts a shadow over the moon. 地球有时把影子投到月球上。
- The earth's shadow on the moon was quite distinct. 月球上的地球阴影很清晰。
- The moon is the nearest heavenly body to the earth. 月球是离地球最近的天体。
- The moon revolves round the earth. 月亮围绕着地球旋转。
- The earth is only a speck in the universe. 地球在宇宙中只不过是一个小点罢了。
- Design and Analyze Optimum Two-Impulse Transfer Trajectory for Exploring Asteroids 小行星探测最优两脉冲交会轨道设计与分析
- How on earth do they manage to rob the bank? 他们到底怎么抢了银行的?