英语词汇specific activity怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	specific activity
释义	specific activity noun Physics the activity of a given radioisotope per unit mass 【物理】比活度, 比放射性。
随便看	wormwheel wormwood wormy worn worn out worriedly worrier worriment worrisome worrisomely worrit worrited worriting worry worry at worry beads worryguts worryingly worry something out worrywart wors worse worse worse luck worse luck

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