摘要：综述了近 5年来超细粉碎与分级技术的新进展及2 1世纪初的发展趋势

关键词：超细粉碎;精细分级;设备;

Abstract：Progress as well as developing trends of ultra－fine grinding and high fineness classification technology and equip ment are reviewed in thw paper． 

Key words：ultra－fine grinding；high fineness classification； device