The value of water resources is affected by many factors, in which time and space are is extremely important.
水资源价值与多种因素有关，其中时间和空间尤为重要。
The theory of negative value of water resources is erected. Its composition and calculative method are also proposed.
本文提出了水资源负价值理论，分析了水资源负价值的构成，并给出了计算方法。
A water resources value model is employed to evaluate the value of water resources and to determine the water resources price in Niyang River Valley.
采用水资源价值模糊数学模型，对尼洋河流域水资源价值进行了评价，由此确定水资源价格。
应用推荐