实际GDP指以不变价格或固定价格衡量的一国在一定时期生产的全部最终产品和劳务。
Real GDP measures all final goods and services produced in a given time period, valued at the prices existing in a base year.
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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