美国将从 2 0 0 0年 10月 1日起实施一项新的国家计划—国家纳米技术计划 ,并把其作为美国政府当前科技研究与开发的第一优先计划。据报道 ,美国政府在 2 0 0 1年预算中用于纳米技术研究与开发的经费将高达 4 .95亿美元 ,增幅几乎是翻了一番。纳米技术是 2 0世纪 90年代出现的 From October 1, 2000, the United States will implement a new national plan, the National Nanotechnology Initiative, as the first priority plan for the U.S. government in current science and technology research and development. It is reported that the U.S. government funds for the nanotechnology research and development in the 2001 budget will reach as high as 495 million U.S. dollars, an increase almost doubled. Nanotechnology emerged in the 1990s