The number of IMP, and its distribution were analyzed with freeze-etching technique.
采用冷冻蚀刻技术，定量分析大鼠小肠上皮细胞膜内微粒的数量及分布状况。
2
Methods: ODO scanning electron microscopy (ODO SEM) and freeze-etching techniques were adopted for the study.
方法：采用OD O扫描电镜法和冷冻蚀刻法行电镜观察。
3
The structure and particle distribution of carbonate-containing micelle were observed by freeze-etching replication and electron microscopic observation method;