采用X射线衍射和扫描电子显微镜测定了碳化硼粉的粒度和点阵数。
The grain size and lattice constant of Boron carbide was determined by method of X ray diffraction and scanning electron microscope (SEM).
测定了九龙高岭土的可塑性、化学组成、粒度及其分布、白度等，并且做了X—射线和透射电子显微镜分析。
The plasticity, chemical composition, particle size and its distribution, whiteness and so on of jiulong kaolin were measured and analyzed by X-ray and TEM.
测定了九龙高岭土的可塑性、化学组成、粒度及其分布、白度等，并且做了X—射线和透射电子显微镜分析。
The plasticity, chemical composition, particle size and its distribution, whiteness and so on of jiulong kaolin were measured and analyzed by X-ray and TEM.
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