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放射性标准
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放射性标准
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radioactive standard
放射性标准
经过精确测定、比对、公认的,可作为放射性活度计量标准的放射性物质或制品。放射性标准以单位时间内发生的核衰变数来计量,单位为贝可(Bq)。
Chemistry
>放射化学与辐射化学>基础放射化学>释义
radioactive standard
放射性标准
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intersection theory
intersection traffic organization
intersection turning restriction
intersection variety
intersect irreducibly to
intersective ambigurous segment
intersect obliquely to
intersect properly to
intersect transversally to
intersegmental membrane
intersegmental part
intersegmental reflex
intersemiotic translation
intersex
intersexuality
intersexuality of animals
intersexual selection
inter-simple sequence repeats,ISSR
inter-sixtile distance
intersolubility
interspace
interspecies
interspecies adaptation
inter-specific association
interspecific competition
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