英语词汇concentration gradient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	concentration gradient
释义	concentration gradientn.（名词） The graduated difference in concentration of a solute per unit distance through a solution.浓度梯度：贯穿整个溶液的每单位距离间的浓度差别
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