英语词汇background equivalent activity是什么意思，background equivalent activity的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	background equivalent activity
释义	background equivalent activity　本底等效放射性
随便看	diara diarabinose diarachin diarch diarchial diarchy diarchy diarhemia diarial diaries diaries diaries diarist diarist diarist diarist diaristic diaristic diarize diarize diarrhea diarrhea diarrhea diarrhea diarrhea ablactatorum

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。