针状纤维 meaning in Chinese

raphidine

This study was focused on the occurrence characteristics of the cryptomelane - bearing ores and the mineralogical characteristics of natural cryptomelane . the morphology , chemical and structure features of natural cryptomelane were characterized by means of powder x - ray diffraction , scanning electron microscopy , electron probe microanalyzer , energy dispersive spectrometer and x - ray fluorescence
利用x -射线粉晶衍射扫描电镜电子探针电子能谱和x荧光光谱对天然锰钾矿的形貌特征化学成分结构特征进行研究，结果表明天然锰钾矿晶体形态主要为针状纤维状，沿