The researchers analysed the sizes and structures of ash particles using a variety of techniques, such as atomic force microscopy, scanning electron microscopy and X-ray diffraction.
研究人员使用不同的技术研究了火山灰颗粒的尺寸和结构，例如原子力显微镜、电子扫描显微镜和X射线衍射。
Under scanning electron microscopy we have found the dark cells with more microvilli and hell cells with little microvilli.
扫描电镜可见表面微绒毛较多的暗细胞及较少的明细胞。
The braze and interfacial microstructures were characterized by optical microscopy, scanning electron microscopy, and energy dispersive spectroscopy.
在钎焊和界面微观结构的特点是光学显微镜，扫描电子显微镜和能谱。
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