A scanning electron microscope (SEM) image of the influenza virus.
流感病毒的一张扫描电子显微图像。
METHODS: Study on the microstructure of Indigo Naturals with scanning electron microscope (SEM) and X ray diffractometer (XRD) were carried out.
方法：通过扫描电子显微镜(sem)和x衍射(XRD)方法，对青黛的微观结构进行了研究。
The products were well-characterized by X-ray diffractometer (XRD) and scanning electron microscope (SEM).
所得产物用X射线衍射仪(XRD)和扫描电子显微镜(SEM)进行了表征。
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