The particle sizes measured by elutriation method and laser particle size analysis are bigger than those by the other two methods due to aggregation.
采用淘析法、激光粒度分析法、渗透过滤法、显微镜法对膨润土及石英的粒度进行测量比较分析。
The surface structures were characterized by laser particle size analysis, X-ray powder diffraction analysis (XRD) and gravimetric method, respectively.
用粒度分析、 X射线衍射分析和重量分析法分别对机械活化闪锌矿的结构进行了表征。
The company's chief expert Professor Zhongjing Ren who has taken a high reputation in the field of particle testing is one of the pioneers of China's laser particle size analysis.
公司的首席专家任中京教授是我国激光粒度分析技术的开创者，在颗粒测试领域享有极高声誉。
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