变异成分 Variance Components
变异成分层 variable composi-tion zone
变异数成分模型 components-of-variance model
变异数成分的负估计值 negative estimate of variance component
变异数成分的贝氏估计 Bayes estimation of variance components
加利福尼亚大学戴维斯分校的基因学家雷·罗德里格斯说：“我们 的基因中都有这样的变异，它们影响着我们吸收、利用以及储存各种营养成分的方式。”
"We all have these variants in our genes," says Ray Rodriguez, a geneticist at the University of California at Davis. "And they affect how we absorb, utilize and store various nutrients."
以此方法所分析的18种香味成分中有14种变异系数在10%以下。
The coefficients of variation of 14 of 18 flavor constituents analysed by the method are under 10%.
运用主成分分析选取土壤肥力变异因子。
Principal component analysis was used to derive soil fertility variation factors.
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