摘要：结合作者的研究开发工作，从超细粉碎技术的应用、超细粉碎设备和超细分级技术的研究与开发３ 个方面综合评述了该技术的现状。对比国外同行的水平，分析了国内相关技术和研究的特点，对超细粉碎分级技术今后的发展提出自己的观点

关键词：超细粉碎;分级;设备;

Abstract：Based on the research of the author,the development of superfine comminution,classification and application are summarized in this paper Compared with the developed countries,the author gives the comments and opinions about the domestic research and development in the future

Keyword：superfine comminution;classification;equipmentnsform to the noise reduction in interferometric SAR images is promising. Furthermore, wavelet transform denoise is also the adaptive algorithm based on the observation data.Key words synthetic;