矩，動(dòng)差任意變量的正整數功效的期望值。第一個(gè)矩是分配的平均數
The expected value of a positive integral power of a random variable. The first moment is the mean of the distribution.
在合作社中，利潤是在全體勞動(dòng)者中進(jìn)行分配的。
In a co-operative profits are distributed among the work-force.
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