“planetary nebula”的概念、定义、翻译、参考文献-科学参考

单词	planetary nebula
释义	planetary nebula Encyclopedia 理学行星状星云释 planetary nebula行星状星云其中心有一向白矮星过渡的热星，且由稀薄电离气体组成有明晰边缘的小圆面状星云。星云为该中心星所抛出，正向外膨胀，并由中心星的紫外辐射照射而发光。 Physics 交叉学科天体物理学 planetary nebula行星状星云 Astronomy planetary nebula缩写：PN。行星状星云
随便看	drama of anti Japanese war drama of Chinese minority nationalities Drama of life drama of Monba nationality drama of or on China's ethnic minorities drama of Yuan Dynasty Drama Performance Activities ofSouthern China Society drama production process Drama Research Institute of Shanxi Province Drama Research Office,National Central University,Taiwan,China Dramas by Hong Bingwen drama scene Drama School of Beijing People's Art Theater Drama Talk drama theater Drama Theatre of Inner Mongolia Drama Therapy Drama Therapy Program of New York University Drama Therapy Review dramatic building dramatic building at City God Temple of Jingxing County dramatic building at City God Temple of Lu’an, Changzhi City dramatic building at City God Temple of Sanyuan County dramatic building at City God Temple of Zhengzhou City dramatic building at Earth God Shrine

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