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近地卫星和同步卫星

> 关于地球同步卫星，以下说法正确的是（　　） A．它只能在赤道的正上方，但离地心的距离可按需要选择不同的数值 B．它只能在赤道的正上方，且离地心的距离是一定的 C．它可以在地面上任一点的正上方，且离地心的距离可按需要选择不同的数值 D．所有地球同步卫星的线速度大小都是相等的

问题：

发布时间：2024-09-10

关于地球同步卫星，以下说法正确的是（　　）

A．它只能在赤道的正上方，但离地心的距离可按需要选择不同的数值

B．它只能在赤道的正上方，且离地心的距离是一定的

C．它可以在地面上任一点的正上方，且离地心的距离可按需要选择不同的数值

D．所有地球同步卫星的线速度大小都是相等的

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提问用户：6f***Jta

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