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《联合同世界水资源开发报告》(第二期执行摘要)指出:水资源的可适用性和承受力正越来越成为政治和经济关注的焦点。人口的增加和收入的提高通过
The Joint United Nations Development Report for World Water Resources (second executive summary) states that the applicability and affordability of water resources are increasingly becoming the focus of political and economic concerns. The increase of population and the increase of income passed