从地球表面向火星发射火星探测器,设地球和火星都在同一平面上绕太阳做匀速圆周运动.火星轨道半径为地球轨道半径的1.5倍.发射过程分两步,第一步:在地球表面用火箭对探测器加速,使它
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![从地球表面向火星发射火星探测器,设地球和火星都在同一平面上绕太阳做匀速圆周运动.火星轨道半径为地球轨道半径的1.5倍.发射过程分两步,第一步:在地球表面用火箭对探测器加速,使它](/uploads/image/z/11316549-21-9.jpg?t=%E4%BB%8E%E5%9C%B0%E7%90%83%E8%A1%A8%E9%9D%A2%E5%90%91%E7%81%AB%E6%98%9F%E5%8F%91%E5%B0%84%E7%81%AB%E6%98%9F%E6%8E%A2%E6%B5%8B%E5%99%A8%2C%E8%AE%BE%E5%9C%B0%E7%90%83%E5%92%8C%E7%81%AB%E6%98%9F%E9%83%BD%E5%9C%A8%E5%90%8C%E4%B8%80%E5%B9%B3%E9%9D%A2%E4%B8%8A%E7%BB%95%E5%A4%AA%E9%98%B3%E5%81%9A%E5%8C%80%E9%80%9F%E5%9C%86%E5%91%A8%E8%BF%90%E5%8A%A8.%E7%81%AB%E6%98%9F%E8%BD%A8%E9%81%93%E5%8D%8A%E5%BE%84%E4%B8%BA%E5%9C%B0%E7%90%83%E8%BD%A8%E9%81%93%E5%8D%8A%E5%BE%84%E7%9A%841.5%E5%80%8D.%E5%8F%91%E5%B0%84%E8%BF%87%E7%A8%8B%E5%88%86%E4%B8%A4%E6%AD%A5%2C%E7%AC%AC%E4%B8%80%E6%AD%A5%EF%BC%9A%E5%9C%A8%E5%9C%B0%E7%90%83%E8%A1%A8%E9%9D%A2%E7%94%A8%E7%81%AB%E7%AE%AD%E5%AF%B9%E6%8E%A2%E6%B5%8B%E5%99%A8%E5%8A%A0%E9%80%9F%2C%E4%BD%BF%E5%AE%83)
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