读中心点为地球某一极点的示意图阴影部分为2012年9月28日图中m为某一地球同步通信卫星箭头表示其绕地球转动方�对该通信卫星运动特征的 Template




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tomski读中心点为地球某一极点的示意图阴影部分为2012年9月28日图中m为某一地球同步通信卫星箭头表示其绕地球转动方�对该通信卫星运动特征的 coloring