The average recoveries and coefficient of variation of fipronil in Chinese cabbage were 91.92 % ～101.64 % and 4.5 % ～6.8 %.

西兰花中平均回收率达到91.92%~101.64%,RSD为4.5%~6.8%.

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The result shows that standard deviation is 0.02, coefficient of variation linear correlation is 0.9996.

方法标准偏差为0.02, 变异系数为 0.24% .本方法可适用于霜脲氰及其复配制剂的分析.

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Results Coefficient of variation ( CV ) for within - run assays was 5.0 % , CV for between - run assays was 1.6 %.

结果ACB方法 批内变异系数 ( CV ) 为5.0%, 批间CV为1.6%.

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When the white noise level ( coefficient of variation ) increases to 20 % , the cyclical fish population spasmodic.

在白色噪音水平 ( 变动系数 ) 增加至20%时, 周期型种群变为不稳定型.

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Discrete level of data of every tested item was introduced through experimental coefficient of variation.

运用经验变异系数来表述各检验项目数据的离散程度.

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