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water surpluswater surplus
(1) Cumulative (positive) difference between precipitation and potential evaporation during a certain period. (2) Amount of water, in excess of demand, in a reservoir or supply system.
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water surpluswater surplus
(1) Cumulative (positive) difference between precipitation and potential evaporation during a certain period. (2) Amount of water, in excess of demand, in a reservoir or supply system.
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