The thesis uses the generalized extended interpolation method in precise satellite ephemeris and clock bias interpolation and GPS height fits.
本文采用广义延拓法进行卫星精密星历插值、卫星精密钟差插值和GPS高程转换。
The broadcast ephemeris, which is the basic of satellite navigation, must be precise and real time.
卫星导航定位的基础，要求有较高的精度和实时性。
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