价格指数在49.4％以上，一般与局劳工统计局（BLS）的制造商价格指数的增长一致。

Prices Index above 49.4 percent, over time, is generally consistent with an increase in the Bureau of Labor Statistics (BLS) Index of Manufacturers Prices.

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每单位资源的价格可能与所生产产品或一般产品的价格指数相联系；

The price per unit of resource may be linked to a price index of the product produced or of products in general;

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