名词
中文翻译：相对变化
同义词：
['relative change', 'relative deviation']
例句：
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1.The temperature has a relative variation between seasons.
温度在季节之间有相对变化。
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2.The research found that the relative variation in the population growth rate was significant.
研究发现，人口增长率的相对变化是显著的。
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3.The scientists observed the relative variation in the chemical composition of the sample.
科学家们观察到样本中化学成分的相对变化。