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environmental radioactivity level investigation
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environmental radioactivity level investigation
Encyclopedia
工学
辐射环境调查
释
environmental radioactivity level investigation
辐射环境调查
为某种目的,对指定范围内的放射性水平进行测量分析和为评价目的对其他相关资料进行收集的活动。又称环境放射性水平调查、环境放射性背景调查。
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biholomorphic
biholomorphic automorphism
biholomorphic function
biholomorphic manifold
biholomorphic mapping
biholomorphic transformation
bihomogeneous set
bihomomorphism
Bi Hong
Bi Huayu
biideal
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biimplication
biinvariant
biinvariant measure
biinvariant metric
Bijan Bhattacharya
bijection
bijective
bijective function
bijective homomorphism
bijective mapping
bijective measure preserving transformation
bijective measure-preserving transformation
bijective proof
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