Period superposition forecasting model is a practical method in mid-to-long-term hydrological forecasting.
周期迭加预报是中长期水文预报的一种实用模型。
Based on the recognition of hydrological drought and the runoff forecasting during the drought period, a forecasting model of hydrological drought is established.
通过水文干旱识别和枯水期径流量预估，建立了供水系统水文干旱的预测模型。
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