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单词
Seyfert galaxy
释义
Seyfert galaxy
Encyclopedia
理学
活动星系核分类
释
Seyfert galaxy
赛弗特星系
星系核极亮,具有强而宽发射线的活动星系,常有旋臂结构。因美国天文学家C.K.赛弗特(Carl Keenan Seyfert 1911-2-11~1960-6-13)于1943年首先发现而得名。活动星系核的一个亚型。
Astronomy
Seyfert galaxy
赛弗特星系
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spontaneity
spontaneous
spontaneous attack by latent pathogen
spontaneous bacterial peritonitis
spontaneous boiling
spontaneous breakdown of symmetry
spontaneous caving method
spontaneous combustible substance
spontaneous combustion
spontaneous combustion in gob area
spontaneous combustion of coal
spontaneous combustion of coal layer
spontaneous combustion of sulfide ores
spontaneous curvature
spontaneous decay
spontaneous depolarization
spontaneous desorption mass spectrometry
spontaneous desorption mass spectrometry (SDMS)
spontaneous disintegration
spontaneous emission
spontaneous emission coefficient
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