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放射性元素
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dubnium
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人工放射性元素,元素符号Db,原子序数105,半衰期最长的同位素的质量数268。属周期系ⅤB族。以俄罗斯杜布纳联合核子研究所所在地杜布纳(Dubna)命名。
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conflict between doctor and patient
conflict control
conflict decision making
conflict management
conflict management mechanism
conflict of dramaturgy
conflict of dramaturgy in film and television
conflict of fundamental rights
conflict of laws
conflict of treaties
conflict permutations
conflict relation
Conflict Resolution
conflicts rule
conflict structure
conflict theory
confluence
confluence analysis
confluence of singular points
confluent
confluent analysis
confluent differential equation
confluent divided difference
confluent function
confluent hypergeometric equation
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