The process of dispersion , purification , activation and shape was introduced to make sepiolite adsorbent grain from original ore which was analyzed by x - ray radio diffraction 摘要用x射线衍射分析了原海泡石矿的纯度，根据原海泡石特性提出“分散提纯活化成型”的制备海泡石颗粒的工艺流程。
Xrd patterns , excitation spectra , emission spectra , photo - stimulated emission spectra , photo - stimulated emission decay curves and thermo - luminescence spectra have been measured on the samples 对样品进行了x射线衍射分析( xrd ) 、激发光谱、发射光谱、光激励发光光谱、光激励发光衰减和热释光谱测定。
Through microscope - observation and analysis of x - ray diffraction , the authors have analyzed the characteristics and the formation mechanism of the clay minerals and their relation to the permeability of sandstone layer 文章通过镜下观察和x射线衍射分析，研究了粘土矿物特征、形成机制及其与砂岩层渗透性的关系。
The ufd is characterized by transmisson electron microscopy ( tem ) and x - ray diffraction ( xrd ) ; the results showed that the ufd commonly exhibit a spherical shape , and it is cubic crystal Ufd通过透射电镜( tem )观察和x射线衍射分析进行特性表征， tem观察到金刚石外貌大多为球形，尺寸约70nm ，但大多形成微米级的团聚体。
The x - ray diffract was used to analyze the crystal structure of the composite . results show that after the talc was treated with blend coupling agent , the crystal structure of talc changed , and effect intercalation phenomenon 通过x射线衍射分析可知，用混合偶联剂对滑石粉进行预处理后，滑石粉晶体结构发生改变，产生了插层现象，使pp滑石粉复合材料为纳米复合材料。
In this paper , by means of macro - morphology inspection , chemical composition analysis , microstructure examiation , mechanical property testing and x - rays diffraction analysis , the fractured bolt and random sample bolt were analyzed 摘要采用断口宏观形貌观察、化学成分分析、显微组织检验、力学性能则试及腐蚀产物的x射线衍射分析等手段，对断裂与部分抽检的卡瓦螺栓进行了综合试验分析。
The experimental powder samples were heated from room temperature to 600 、 800 、 900 、 1000 、 1100 and 1300 respectively for sintering , and then were analysed by means of xrd to investigate the crystal granularity of the powder samples sintered at different temperature 对粉体分别进行从室温加热到600 、 800 、 900 、 1000 、 1100和1300的?烧处理，对?烧样品进行了x射线衍射分析，研究了不同?烧温度下，纳米氧化铝的晶粒度。
The results of dsc - tg and xrd ( x - ray diffracton ) showed that prepared gels began to transform into the strontium titanates with perobskite - type cubic phase at 600 ? by a heat treatment and the reaction was completed proximately at 800 ? . the grain sizes were smaller than 51 . 78nm using scherrer ' s formula Dsc - tg和x射线衍射分析的结果表明，在600左右时，开始有立方钙钛矿型srtio _ 3生成；反应在800左右基本完成，由scherrer公式计算，粉体的粒径小于51 . 78nm 。
The morphology of anthracite - based hsaac was observed by scanning electron microscope ; the structure of graphite microcrystalline in anthracite - based hsaac was analyzed by x - ray diffraction analyzer ; the specific surface area ( bet ) and pore structure of anthracite - based hsaac were determined by adsorption method of low temperature nitrogen . the relations between specific capacitance of anthracite - based hsaac and its specific surface area ( bet ) and pore structure were discussed 在利用扫描电镜观察无烟煤基hsaac的表面形貌，利用x射线衍射分析无烟煤基hsaac中石墨微晶的晶体结构，并通过bet低温氮气吸附法测定无烟煤基hsaac比表面积和孔结构的基础上，探讨了hsaac的比电容与其比表面积和孔结构之间的关系。
The observation and analysis of microstructure obtained al2o3 ceramic microfiltration tube coated membrane were employed by modern test methods such as xrd , dta - tg , sem and epma . important performances of physics and chemistry of these membranes were measured . further , industrialized manufacture equipments of al2o3 ceramic microfiltration tube coated membranes has been designed compactly 采用现代测试手段如x射线衍射分析( xrd ) 、差热-热重分析( dta - tg ) 、扫描电子显微镜分析( sem ) 、电子探针分析( epma )对制得的al _ 2o _ 3微滤陶瓷管的微观结构、形貌等进行了观察和分析，并测试了其相关的理化性能。
