nominal orbital position 标称轨道位置
In order to introduce the errors of the baseline length and attitude into orbital position, we propose the corresponding mathematical model.
为了把基线长度和姿态的误差引入轨道空间位置，提出了相应的数学模型。
I mentioned earlier, notice that the orbital period and the escape velocity vary by a square root of two if you are at a particular position.
我之前说过，注意，轨道时间和逃逸速度，因2的平方根不同，如果你在某特定位置。
Database is used to manage the satellites and position of observers. This platform is applied for ground test and analysis of orbital prediction.
该平台可用于卫星轨道预报的地面测试及分析，应用数据库技术进行卫星及观察站点的管理。
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