英语词汇“background activity level”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	background activity level
释义	background activity level 底[放射性]活度水平
随便看	Melissa, Akra Melissa axillaris Melissa axillaris (Renth.) Bakn.f. melissae folium melissaeus Melissa flava melissanda melissane Melissa officinalis melissa officinaliss melissa oil Melissa pulegioides melissas melissate melissates Melissa Tourn. ex L. Melissa virus Melissa yunnanensis melisse melissene Melisseus Melissi melissic melissic acid melissiformis

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