静止通信卫星离地心的距离是月心离地心距离的几分之几(用开普勒第三定律)
静止通信卫星离地心的距离是月心离地心距离的几分之几(用开普勒第三定律)
物理人气:110 ℃时间:2020-03-25 05:48:21
优质解答
r1^3/r2^3=1^2/27^2 所以r1/r2=1/9
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