名词
中文翻译：系数
同义词：
['factor', 'ratio', 'coefficient of', 'factor of']
例句：
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1.The coefficient of friction is a measure ofhow much force is needed to move anobject.
摩擦系数是衡量移动物体所需力的一个度量。
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2. The coefficient of thermal expansionis used to calculate the change in lengthwhen temperature changes.
热膨胀系数用于计算温度变化时长度的变化。
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3. Thecoefficient of correlation between twovariables is used to determine thestrength of their relationship.
两个变量之间的相关系数用于确定它们之间的关系强度。