另外欧洲的价格变动不论是上涨还是下跌，幅度往往都很大：比起2%的通胀率来说，平均价格增幅有8%，而平均跌幅则高达10%。
Price changes in Europe, when they happened, tended to be big, whether up or down: the average increase was 8% and the average cut 10%, against inflation of 2% or so.
指标显示特定时间周期价格变动的平均幅度。
The indicator shows the ranges of price movement during different trade sessions.
产值结构受到价格结构的影响，如果价格结构的变动幅度很大，以当年价格计算的产值结构与以不变价格计算的产值结构就会表现出十分不同的变动态势。
In ease price structure changes greatly, the output structure expressed by priees of the current year and the output structure expressed by fixed priees will have different results.
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