用近似轨道方程计算地球轨道的偏心率

YU Feng-jun

College of Physics and Electrical Engineering，Anyang Normal University，Anyang，Henan 455000，China

Received:2016-07-26 Revised:2016-10-26 Online:2017-06-20 Published:2017-06-20

YU Feng-jun. Calculating the eccentricity of the Earth's orbit by approximate orbital equation[J].College Physics, 2017, 36(6): 23-24.

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