“active galactic nucleus classification”的概念、定义、翻译、参考文献-科学参考

单词	active galactic nucleus classification
释义	active galactic nucleus classification Encyclopedia 理学活动星系核分类释 active galactic nucleus classification活动星系核分类活动星系核按观测特征或物理特性进行的分类及命名。
随便看	closed substructure closed subsystem closed subvariety closed surface closed surface integral closed syllable closed system closed system of elements closed system of functions closed system of hot water supply closed term closed timelike curve closed [time] path Green's function closed time path Green's function closed topological manifold closed topology closed trail closed trajectory closed transformation closed traverse closed type closed type formula Closed type questions closed type switchgear closed unbounded set

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