“satellite ephemeris”的概念、定义、翻译、参考文献-科学参考

单词	satellite ephemeris
释义	satellite ephemeris Encyclopedia 工学用户终端技术释 satellite ephemeris卫星星历以开普勒定律的6个轨道参数来确定卫星的位置、速度等各项参数的数据系统，主要用于对人造地球卫星运动预测、跟踪、定位等。又称两行轨道数据。
随便看	lock in amplifier lock-in amplifier lock-in effect locking locking and separating device of Satellite rocket locking assemblies locking flange locking scheduler lock-in infrared thermal imaging system lock input lock-in transition lock-on lockout lockout impulse lock picking lock-servo system locksets LOCKSS数字资源长期保存服务网络 lockstitch sewing machine Lock, Stock and Two Smoking Barrels lock synchronization lock tuning locoism locomotive locomotive auxiliary system

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