At last, according to the virtual water efficiency within eight countries and DEA (Data Envelop analysis) method, the paper makes compare and analysis and also supplies related measure and suggestion.
最后，运用数据包络分析的方法，结合世界上八个国家的虚拟水使用效率，进行了比较分析，同时给出了相关的对策以及建议。
At last, according to the virtual water efficiency within eight countries and DEA (Data Envelop analysis) method, the paper makes compare and analysis and also supplies related measure and suggestion.
最后，运用数据包络分析的方法，结合世界上八个国家的虚拟水使用效率，进行了比较分析，同时给出了相关的对策以及建议。
应用推荐