The quantity of surface water and ground water, water resources gross and its available quantity of these years are calculated.
计算了郑州市地表水资源量、地下水资源量、水资源总量和水资源可利用量。
Monitoring the quality and quantity of available river water basic informations, provide analysis results for water resources development, distribution and protection services.
监测掌握河道来水的质和量两种基础资料，提供分析结果，为水资源开发、利用、配置和保护服务；
The available quantity of surface water resources in the Hanjiang River Basin is computed respectively by deduction method and improved WAM.
采用扣损法和改进的WAM模型分别分析计算了汉江流域地表水资源可利用量。
The available quantity of surface water resources in the Hanjiang River Basin is computed respectively by deduction method and improved WAM.
采用扣损法和改进的WAM模型分别分析计算了汉江流域地表水资源可利用量。
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