demandern.要求者demandn.要求；需求v.要求；查问；需要demand increase rate市场需求增长率demand an explanation要求说明／解释demand correspondence需求对应demand at sending end发送端需要量demand implementation需求实现demand characteristic需要特征Demands of the People人民群众需求demand-driven basis指令驱动基础demand for bank funds对银行贷款的需求demand-supply chain供需链