本文介绍了纳米技术的发展历史、世界各国研究的成果,介绍了纳米材料的特性、纳米材料制备的方法,着重介绍了我国在纳米技术方面研究的进展,以及纳米技术的应用及展望。 This paper introduces the history of the development of nanotechnology, the results of research in various countries in the world, introduces the characteristics of nanomaterials, methods of preparation of nanomaterials, highlights the progress of nanotechnology research in China, and the application and prospect of nanotechnology.