... gram-elementspecificactivity克元素比放射性 gram-equivalent克当量 gram-roentgen克伦琴 ...
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gram equivalent [化学] 克当量
gram-equivalent weight [化学] 克当量
gram-equivalent number 克当量数
gram radium equivalent 克镭当量
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N an amount of a substance equal to its equivalent weight expressed in grams 克当量
One gram of DNA ought to be able to hold about two petabytes of data, he added - the equivalent of about three million CDs.
BBC: DNA 'perfect for digital storage'
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