“north polar distance”的概念、定义、翻译、参考文献-科学参考

单词	north polar distance
释义	north polar distance [`nȯrth ¦pō·lǝr `dis·tǝns] ^ASTRONOMY The angular distance between a celestial object and the north celestial pole.
随便看	puerperium puff puff ball puff cone puffer puffing gun puff of wind pug mill puking pulaskite pulegium oil Pulfrich refractometer pull-apart pull crack pull-down menu puller pulley pulley lathe pulley stile pulley top pulling pulling figure pulling pillars pull-in torque pullorum disease

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