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

单词	precise ephemeris
释义	precise ephemeris Encyclopedia 工学GNSS精密定位释 precise ephemeris精密星历由地面跟踪站根据精密的观测资料，按照一定的数学方法计算的，其精度达到厘米级的卫星星历。因为这种星历通常是事后向用户提供的，又称后处理星历。
随便看	insulating-core-transformer accelerator insulating film insulating medium insulating mineral material insulating oil insulating refractory insulating varnish insulating wire insulation insulation characteristic test insulation coordination insulation grade insulation level insulation level of electrical equipment insulation live detection insulation mineral material insulation of bilayer structure insulation of hydro-generator insulation of single-layer structure insulation pad rolling machine insulation piled-up insulation piled-up pipeline insulation resistance insulation resistance measurement insulation spool

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