precise ephemeris

常見例句

The broadcast ephemeris, which is the basic of satellite navigation, must be precise and real time.
衛(wèi)星導(dǎo)航定位的基礎(chǔ)，要求有較高的精度和實(shí)時(shí)性。
The thesis uses the generalized extended interpolation method in precise satellite ephemeris and clock bias interpolation and GPS height fits.
本文採(cǎi)用廣義延拓法進(jìn)行衛(wèi)星精密星歷插值、衛(wèi)星精密鍾差插值和GPS高程轉(zhuǎn)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(wèi)星的設(shè)計(jì)軌道具有明顯的周期性，用三角函數(shù)多項(xiàng)式方法進(jìn)行精密星歷插值，竝與經(jīng)典的拉格朗日插值方法進(jìn)行了比較。