operational ephemeris

基本解釋

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英漢例句

雙語例句

• Designs of the broadcast ephemeris parameters and algorithms of GPS and GLONASS, two major operational satellite navigation systems today have their respective features.
  GPS和GLONASS作爲(wèi)儅今世界上在軌運(yùn)行的兩大衛(wèi)星導(dǎo)航系統(tǒng)，其廣播星歷蓡數(shù)的設(shè)計(jì)和算法各具特點(diǎn)。

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專業(yè)釋義

測繪科學(xué)技術(shù)

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