8. The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.
人造
球卫星的轨道由于大气阻力
球引力场等因素的摄动,其形状
点位置将不断改变。
词
，布景;8. The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.
人造球卫星的轨道由于大气阻力球引力场等因素的摄动,其形状点位置将不断改变。
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