降水量的预报精度对以其为直接或间接补给源的地下水资源评价具有重要的影响。

Prediction accuracy of precipitation has an important influence on evaluation of groundwater resources that is recharged directly or indirectly by the precipitation.

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对洛阳市的降水量、地表水资源量、地下水资源量及水资源总量进行评价。

The precipitation, surface water resources, groundwater resources, and total volume of water resources were evaluated for Luoyang City.

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分别阐述了“补给法”地下水水质水量结合评价方法和“开采法”地下水水质水量结合评价方法的思路和操作步骤。

The thoughts and steps for the two methods for the combining assessment groundwater quality and quantity-make-up method and production method are elaborated respectively.

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