ephemeris

英[ɪ'femərɪs] 美[ɪ'femərɪs]
  • n. [天文]天体位置表;星历表
ephemerides
  • ephebus n.(古希腊)刚成为公民(或刚成年)的18至20岁男青年
  • ephedra n.麻黄属植物
  • ephedrine n.麻黄碱;麻黄素
  • ephelis n.[医]雀斑
  • ephemera n.生命极短促之物;蜉蝣名词ephemeron的复数形式.
Noun:
  1. an annual publication containing astronomical tables that give the positions of the celestial bodies throughout the year;

    "today computers calculate the ephemerides"

1. GPS ephemeris data interpolation, using Lagrange, Newton's Law, which is good information!
GPS星历内插资料, 分别采用拉格朗日, 牛顿法, 是不错的资料!

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2. Using the precise ephemeris and the precise satellite clock correction can realize precise point positioning ( PPP ) .
精密 单点 定位的实质就是利用精密星历和精密卫星钟改正来实现定位.

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3. Until the Eastern Han Dynasty, historian with the ephemeris officer is always unity.
直到东汉, 史官与星历官始终是合一的.

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4. The broadcast ephemeris, which is the basic of satellite navigation, must be precise and real time.
导航卫星广播星历是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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5. The coordinates of the satellites are got according to the broadcast ephemeris received.
卫星的坐标是根据接收到的广播星历来计算的.

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