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首页 - 英汉词典 - B字开头的单词或词组 - background equivalent activity (BEA)

英语解释

background equivalent activity (BEA)

汉语翻译

【化】天然本底放射性当量强度

0

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X-ray background radiation windows in background window background sonar background noise radioactive background noise background hands-on background foreground-initiated background job foreground-background scheduling foreground-background monitor foreground-background environment foreground-background discipline

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