衍射线

Amphoteric tapioca starch with carboxyl groups was produced via crosslinking, oxidation and etherization reactions. The product was then characterized by means of SEM, XRD and colloid titration, with the preparation mechanism being also investigated.

采用交联、氧化和醚化反应制备羧酸型两性淀粉，通过扫描电子显微镜、X射线衍射、胶体滴定等方法对该淀粉进行表征，并研究了该两性淀粉的合成机理。

SEM, TEM and XRD results showed that the reaction conditions, such as ultrasonic treatment, pH value of solution and ethylenediamine played an important role on the formation of dumb-bell ZnO.

用扫描电镜、透射电镜和X射线粉末衍射分析了氧化锌的形貌和结构，用紫外-可见吸收光谱和荧光光谱测定其光学性质，并初步探讨了哑铃状氧化锌的形成机理。

As characterized by FTIR and XRD,coordination was happened between europium and the polymer matrix.

用红外光谱和X射线衍射测试方法对其结构和物相进行了分析，表明铕与高分子基质发生配位。

Hydrotalcite-like containing rare earth europium was synthesized by hydrothermally and characterized by means of XRD,FT-IR,XPS etc.

合成了稀土铕在层晶格骨架中的类水滑石，并经x射线衍射，红外光谱、x光电子能谱进行了表征。

The catalysts for the combustion of ethyl acetat ewer eprepared using Fe,Co,Cu,Cr,and Mn metal oxides as active components supported on Al2O3-Ce0.5Zr0.5O2 mixed oxides and characterized by X-ray diffraction,temperature programmed reduction,oxygen storage capacity measurement,BET surface area,XPS measurement,and activity test.

制备了Fe，Co，Cu，Cr和Mn金属氧化物催化剂，所用载体为Al2O3-Ce0.5Zr0.5O2复合氧化物。利用X射线衍射，程序升温还原，储氧量测试，BET比表面测试和光电子能谱表征了催化剂。并利用活性测试表征了各种催化剂对乙酸乙酯催化燃烧能力。

According to the results of scanning electron microscopy,X-ray diffraction,and ultra- violet-visible-near infrared transmission spectroscopy,the formation of rutile TiO_2 can be promoted by the insertion of the rutile SnO_2:F under layer.

用扫描电镜、X射线衍射、紫外-可见一近红外透射光谱等手段对样品的物相和性能进行了研究。

The results of X- ray Diffraction indicated that face - centered cubic Al layers were obtained both by pulse plating and D.

在钢板上获得银白色铝镀层。X射线衍射结果表明，两种情况均得面心立方结构的铝，但由脉冲镀所得的铝晶粒较小。

SEM demonstrated that the globular cinders become crystal grains after maturation. XRD analysis proved that FeH(SO4)2·4H2O is produced after maturation.

表面电镜实验表明熟化后烧渣变成晶状颗粒，X射线衍射证实熟化烧渣中有FeH(SO4)2·4H2O生成。

SEM demonstrated t hat the globula r cinders become crystal grains after maturation. XRD analysis proved t hat FeH(SO4)2*4H2O is produced after maturation.

表面电镜实验表明熟化后烧渣变成晶状颗粒， X射线衍射证实熟化烧渣中有FeH(SO4)2*4H2O生成。

Using carbon, iron, silicon, ferrochromium, ferrotitanium and nickel powder as the raw ma terials, chromium carbide/Fe-based composite coatings with an even and smooth surface were prepared by vacuum reactive braze coating, which combined with a mild steel substrate by a metallurgical bonding.

以纯铁粉、硅粉、硼铁粉、铬铁粉、胶体石墨及镍粉为原料，通过真空反应钎涂在低碳钢基体上制备了碳化铬／铁基自熔合金复合涂层，涂层表面光滑、平整且与基体为冶金结合。应用扫描电子显微镜、能谱仪、X射线衍射仪及显微硬度计，研究了涂层的组织结构、成分分布和硬度分布。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。