名词
中文翻译：相对补数
同义词：
['correlate', 'relative value例句：1. The relative complement of a variable can be calculated by adding the variable to its own value.（一个变量的相对补数可以通过将该变量的值与其自身相加来计算。）']
例句：
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1. The relative complement of a variable can be calculated by adding the variable to its own value.
一个变量的相对补数可以通过将该变量的值与其自身相加来计算。
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2. In statistics, the relative complement is used to adjust for differences in sample sizes.
在统计学中，相对补数用于调整样本大小的差异。
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3. The relative complement of a variable is often used in economic models to account for changes in income levels.
变量的相对补数在经济模型中常用来考虑收入水平的变化。