短語詞組短語right t ascension 赤經(jīng)geocentric right ascension 地心赤經(jīng)right ascension mean sun 平太陽赤經(jīng);的翻譯是赤經(jīng)平太陽line of right ascension 赤經(jīng)圈heliocentric right ascension 日心赤經(jīng)right ascension system [天]赤經(jīng)系統(tǒng);的翻譯是赤經(jīng)系統(tǒng)astrometric right ascension 天體測量赤經(jīng)precession in right ascension [天]赤經(jīng)歲差;赤緯歲差;的翻譯是在赤經(jīng)的歲差apparent right ascension [天]視赤經(jīng);的翻譯是明顯的赤經(jīng) 返回 right ascension