C2 noun #82,692 最常用

the mean of n numbers expressed as the reciprocal of the arithmetic mean of the reciprocals of the numbers

harmonic mean 30秒了解

  • (noun) the mean of n numbers expressed as the reciprocal of the arithmetic mean of the reciprocals of the numbers

Meanings

  1. 1
    noun the mean of n numbers expressed as the reciprocal of the arithmetic mean of the reciprocals of the numbers
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