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einsteinium
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einsteinium
Encyclopedia
理学
放射性元素
释
einsteinium
锿
人工放射性元素,元素符号Es,原子序数99,半衰期最长的同位素的质量数252。属周期系ⅢB族,锕系元素。为纪念著名物理学家A.爱因斯坦[注](Einstein)而命名。
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einsteinium
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99Es
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>放射化学与辐射化学>放射性元素化学>释义
einsteinium
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Record on Calligraphies and Paintings from the Ten-Antiquity Studio
Record on Leisure Time
Record on Specialties of Natural Products of Fujian Province
record player
record pressing
Records After My Retirement to the Fields
records and archives acquisition or collection
records and archives appraisal
records and archives appraisal system
records and archives arrangement
records and archives classification criteria
records and archives classification method
records and archives classification scheme
records and archives management of major construction project
Records and Archives Management Program
records and archives management reformation
records and archives retrieval
Records and Maps of the Nine Garrison Zons
records center
records classification outline
Records Concerning Life Tending and Lifespan Lengthening
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