The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.
人造地球卫星轨道由于大和地球引场等因素摄动,其形状和近地点位置将不断改变。
The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.
人造地球卫星轨道由于大和地球引场等因素摄动,其形状和近地点位置将不断改变。
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