| 1. | Analyzing and discussing the quantity of water resources , ecological and environmental water requirements , the state of equilibrium of supply and demand of water resources , and the carrying capacity of river valley of a district can offer scientific basis on the regional economic development programming , regional sustainable development and water resources protection 因此,水资源的可持续利用具有重大的意义。而分析讨论区域水资源量、区域生态环境用水量,水资源供需平衡状况,以及流域水资源承载力可对该地区经济发展规划、可持续发展和水资源保护提供科学依据。 |