短語詞組短語water supply demand 供水行業(yè);水資源供需water -demand predicting 需水預(yù)測water resources demand 水資源需求dynamic water resources demand 靜態(tài)需水量water deposit demand note 水費按金繳費單Water pressure demand 水壓要求water diversion demand analysis 引水量分析Curve water -demand 需水曲線 返回 water demand