“pre-main sequence object”的概念、定义、翻译、参考文献-科学参考

单词	pre-main sequence object
释义	pre-main sequence object Astronomy pre-main sequence object缩写：PMS object。主序前天体
随便看	Official Batavia News official block-printed edition Official Book of Heaven official catalog Official Circles Official Cloth Rule ‘Chi’ official communications between the parallel ministries or administrative offices official communication to the superior official deed Official Denunciation of Sun Quan of the State Wu official diplomatic reports official dispatch official document official document approval official documentary form official document category official document consultation official document distribution official document expression official document from the superior official document handling advice official document handling notes official document language official document layout and expression rules official document literary form

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