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Сезон 2013, Серия 21
What is Sea Level?
Henry explains what sea level is. FREE FACT: An oblate spheroid is a special case of an ellipsoid where two of the semi-principal axes are the same size.
Henry explains what sea level is. FREE FACT: An oblate spheroid is a special case of an ellipsoid where two of the semi-principal axes are the same size.
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