“diurnal arc”的概念、定义、翻译、参考文献-科学参考

单词	diurnal arc
释义	diurnal arc [dī`ǝrn·ǝl `ärk] ^ASTRONOMY That part of a celestial body's diurnal circle which lies above the horizon of the observer.
随便看	cryoscopic constant cryoscopy cryosel cryosistor cryosorption pump cryosphere cryostat cryostatic pressure cryosurgery cryotherapy cryotron cryotronics cryoturbation Cryphaeaceae crypt cryptanalysis cryptand cryptic behavior cryptic coloration Cryptobiidae cryptobiosis cryptobiotic Cryptobranchidae Cryptobranchoidea Cryptocerata

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