火箭最高速度是多少？

2016-05-03 8:35 am

回答 (2)

2016-05-06 4:46 am

According to Einstein's Special Theory of Relativity, the speed limit for any object is the speed of light, which is 300,000,000 m/s.

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2016-05-03 10:32 am

在地心引力下秒速11米，飛出地球外就沒有最高速

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