The “trimmed-mean PCE deflator”, calculated by the Dallas Fed, which excludes those prices that have risen and fallen the most before taking a weighted average of the rest, is up 2.4%.
由达拉斯联储计算的“切尾均值个人消费品支出平减指数”上升了2.4%，该指数在做加权平均前，去除了上涨和下跌最多的那些价格。
The average efficiency calculation method for hydraulic turbines is appraised. In consociation with practical examples, the purport and calculation method of weighted mean efficiency is elucidated.
对水轮机平均效率计算方法进行了评述，结合实例阐明了加权平均效率的意义和具体的计算方法。
Some common methods of evaluation in average idea are reviewed in this paper, and a new method of evaluation , named the sequence weighted mean whose weight can be gotten by a mix sequence, is given.
本文对评价中通常惯用的平均化方法进行了反思，并结合现实问题，提出了一种利用混合排序进行赋权的序列加权均值评价法。
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