Objective: to investigate the technology in preparation and ultramicrotomy of non-biological specimens for electron microscopy.
目的：探讨非生物标本的电镜样品制备及超薄切片技术。
The specimens were prepared with hot AGAR centrifugation for ultra-thin sections and observed with transmission electron microscopy (TEM).
热琼脂离心法制备电镜样品，透射电镜观察。
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