The water demand in urban is connected with various factors such as the economic growth situation, the water marketplace, the water puce and water-saving technology and so on,.

• 摘要城市需水与社会经济发展状况、水市场与水价以及节水技术措施等多种因素有关，科学准确地计算城市需水量是进行水资源规划和管理的有效手段。