The amount of water used by the community is therefore the figure used by the civil engineer when he is designing the sewage system for its minimum rate of flow.

因此，土木工程师设计污水系统时所用的最小流量就是居民区的用水量。

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This method is a variation of the discounted cash flow method that assumes some minimum desired rate of return.

此方法是贴现现金流方法(该方法假定了一个最小期望回报率)的一个变体。

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According to the theory of drilling hydraulics, prediction model for mud pump was established on the basis of ensuring minimum flow rate.

根据钻井水力学理论，在各井段最小排量确定的基础上，建立了泥浆泵泵压、泵功率预测模型。

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