This example shows two chunks with the same length, variance, and average word length.
这个例子展示了两个拥有相同长度，方差和平均单词长度的chunks。
The average lifetime and lifetime variance of these systems are compared.
比较了它们的平均寿命和寿命方差。
The variability in demand increases as the average and the variance of lead time increase.
随著平均前置时间与前置时间变异性的增加。
The variability in demand increases as the average and the variance of lead time increase.
随著平均前置时间与前置时间变异性的增加。
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