同时得出了流体行为指数与浓度之间的数学模型关系式。

And the mathematical model function of flow behavior index and concentration was established.

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价格指数的下降是市场因素的调整行为引起的。

The fall in the index is a technical revaluation of the market.

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价格指数的下降是市场因素的调整行为引起的。

The fall in the index is a technical revaluation of the market.

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