摘要：论述了用透射电子显微镜 (TEM )和图象分析仪测定分子筛晶粒和聚苯乙稀 (PS)标准小球的粒度及分布的方法 ,考察了其精密度和准确度

关键词：图象分析;分子筛;粒度分布;

Abstract：In this paper，a SIS image analysis system and a T EM is used to determine the particle size distribution of zeolite crystal and PS spheres．T he accuracy of this method is examined． 

Key words：image anlysis；zeolite；particle size distribution