目的观察继发性血色病患者皮肤超微变化和微细构造的元素组成。
Objective to observe the ultrastructural changes of skin and compositions of fine structures in the cytoplasm in the patients with secondary hemochromatosis.
目的：了解早期糖尿病角膜组织的超微变化，探讨糖尿病角膜病变的发病机制。
AIM: to investigate the changes of ultrastructure in early diabetic rat cornea and the pathogenesis of diabetic keratopathy.
以超微技术手段研究细粒碳酸盐岩的结构，可探讨其多种原因，成岩次生变化和孔隙类型，并对其储集性能进行评价。
Studying fine-grained carbonate rocks by ultra-technique can inquire into its various origin, secondary change in diagenesis and type of pores and evaluate its reservior properties.
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