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metallicity in galaxy
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metallicity in galaxy
Encyclopedia
理学
星系分布
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metallicity in galaxy
星系的金属丰度
星系内恒星和星际物质中金属元素与氢元素的粒子总数或总质量之比。
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measuration
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measure for mass characteristic of spacecraft
Measure for Measure
measure function
measure isomorphism
measure isomorphism theorem
measure kernel
measurement
measurement accuracy
measurement aid assembly technology
measurement and analysis of radioactivity in organisms
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