摘要：综述了外场作用下流化床流化超细颗粒的基础研究进展,着重介绍了磁场、声场和振动场对超细颗粒流化行为的影响,总结了磁场中颗粒的受力分析和理论模型;并对现有研究成果作了简要评述。

关键词：流态化；超细颗粒；磁场；声场；振动场

Abstract：The fundamental research of assistant fluidization using ultrafine particles,including fluidization behaviors under magnetic assistance,sound,and vibration were reviewed.The mechanics and theory atical models of magnetic fluidization were summarized.The obtained conclusions of assistant fluidization using ultrafine particles was commented.

Keywords：fluidization;ultrafine particle;magnetic fluidization;sound fluidization;vibrated fluidization