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- 矩,动差任意变量的正整数功效的期望值。第一个矩是分配的平均数
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,利润是在全体劳动者中进行分配的。
In a co-operative profits are distributed among the work-force.
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海词词典,十七年品牌