工学 ﹝常用航天器轨道﹞ 释 geosynchronous orbit 地球同步轨道 运行周期与地球自转周期（23小时56分4秒）相同的顺行人造地球卫星轨道。俗称24小时轨道。
geosynchronous orbit 同步轨道
网络与数据通信 无线网络 释文 geosynchronous orbit 对地同步轨道
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