第七章 萬有引力§7.1 開普勒三大定律：Kepler´s Laws - 豆丁網

7 7 Kepler’s Laws Kepler’s Laws 7 7 7.2.1 Law of Gravitation 1 t t +dt A B dA = r dr = dA/dt = ... · dS dS m O n dΩ dS’ dS r o 7 7 2π 4π S O 4π O′ o’ S o S 7 7 7.4.3 1 S m S Φ g =∮ S dΦ g = -∮ S Gm dΩ = ...

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