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1 安阳市水资源现状及其变化趋势1.1 水资源量分析安阳市多年平均降水量为573.5mm,多年平均水资源总量为16.40亿 m~3,其中地表水资源量为8.57亿 m~3,地下水资源量为14.68亿 m~3,地表水与地下水重复计算量为6.85亿m~3;客水资源量为5.46亿 m~3。人均水资源占有量为322m~3,为全省人均水资源占有量的69%,为全国人均水资源占有量的
1 Current Situation and Changing Trends of Water Resources in Anyang City 1.1 Analysis of Water Resources The average annual precipitation in Anyang City is 573.5mm with the average annual total water resources of 1.64 billion m 3, of which the surface water resources are 857 million m 3, The amount of groundwater resources is 1.468 billion m 3, the repeated calculation of surface water and groundwater is 685 million m 3, and the amount of passenger water resources is 546 million m 3. The per capita water resources occupy 322m ~ 3, which is 69% of the province’s per capita water resources, which is the national per capita water resource share