precise ephemeris

常见例句

The broadcast ephemeris, which is the basic of satellite navigation, must be precise and real time.
衛星導航定位的基礎，要求有較高的精度和實時性。
The thesis uses the generalized extended interpolation method in precise satellite ephemeris and clock bias interpolation and GPS height fits.
本文採用廣義延拓法進行衛星精密星歷插值、衛星精密鍾差插值和GPS高程轉換。
On the basis of the periodicity of the designed orbit of GPS satellite, trigonometric function polynomial interpolation method is used to interpolate the IGS precise ephemeris.
考慮到GPS衛星的設計軌道具有明顯的周期性，用三角函數多項式方法進行精密星歷插值，竝與經典的拉格朗日插值方法進行了比較。