名词
中文翻译：增减系数
同义词：
["增减率，增长率例句：1. The company's profitability has been increasing steadily over the past year.（该公司的盈利能力在过去一年内稳步增长。）2. The rate of inflation is decreasing", 'which means prices are going down.（通货膨胀率正在下降，这意味着价格在下跌。）']
例句：
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1. The company's profitability has been increasing steadily over the past year.
该公司的盈利能力在过去一年内稳步增长。
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2. The rate of inflation is decreasing, which means prices are going down.
通货膨胀率正在下降，这意味着价格在下跌。
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3.The coefficient of variation measures the amount of variation in a data set.
变异系数衡量数据集中的变化程度。