“galactic longitude”的概念、定义、翻译、参考文献-科学参考

单词	galactic longitude
释义	galactic longitude [gǝ`lak·tik `län·jǝ´tüd] ^ASTRONOMY Angular distance east of sidereal hour angle 94.4° along the galactic equator; the arc of the galactic equator or the angle at the galactic pole between the great circle through the intersection of the galactic equator and the celestial equator in Sagittarius (SHA 94.4°) and a great circle through the galactic poles, measured eastward from the great circle through SHA 94.4° through 360°.
随便看	standard advanced base units standard air munitions package standard antenna standard arm standard artillery atmosphere standard artillery zone standard atmosphere standard ballistic conditions standard blocked F-format data set standard broadcast band standard broadcast channel standard broadcasting standard calomel electrode standard candle standard capacitor standard cell standard compass standard conditions standard coordinates standard depth-pressure recorder standard deviate standard deviation standard electrode potential standard elemental time standard error

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。