直接使用价值 meaning in English

duv

Based on the grass type lakes wetland resources ’ character , the economics theory and method is applied in the paper on the base of the investigation and experiment to analyses the asset value type of the wetland resources and to evaluate the values in wuliangsuhai lake wetland . researching value , travel consumption method , robert constanza method , market value method , assets value method , contingent valuation method . the conclusion can be drawn that the total assets value of the wuliangsuhai lake wetland is rmb 2 . 824 billion yuan ( us $ 0 . 352 million )
根据典型干旱区草型湖泊乌梁素海湿地保护区自然、社会和流域特征,在调研的基础上,从资源经济学、环境经济学角度对其价值进行分析,运用市场价值法、分组旅行费用法、生态价值法、影子工程法、炭税法、条件价值法等方法,分别对乌梁素海湿地直接使用价值、间接使用价值及目前非使用价值进行货币化评估,进而得出乌梁素海湿地总经济价值。