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The mean cluster size is determined by means of UV spectrum, small-angle X-ray diffraction and transmission electron microscope .

用紫外吸收光谱、透射电镜、小角X-射线衍射来测定粒径的大小。

The catalyst was characterized by transmission electron microscopy, X-ray diffraction and energy dispersion X-ray spectrum.

利用透射电镜、X-射线衍射和能量散射X-射线能谱对催化剂进行了表征，并用循环伏安实验评价了催化剂对甲醇电化学氧化的电催化活性。

Characterization of the microstructure of the electrospun fibers was performed by X-ray diffraction and infrared spectrum.

对纺得的纳米纤维内部结构采用X射线衍射和红外光谱法进行分析，发现加盐有利于静电纺丝且不会影响纳米纤维的内部结构。

In ethylene glycol solution, 1 was converted into 1-oxo-13c-(2-hydroxyethoxy)-1, 13c-dihydro-dibenzo -xanthene (23) and ketal compound 7a, 13bethylenedioxy-1-hydroxy-7a, 13b-dihydro-dibenzo -xanthene (24), the structure of which was confirmed by X-ray single crystal diffraction.

在乙二醇中反应时，1被氧化为二苯并咕吨型的23和缩酮型的7a，13b-亚乙二氧-1-羟基-7a，13b-二氢-二苯并-咕吨（24）。24的结构得到X-ray单晶衍射的证实。

The structure of the directingagent by method of Xray diffraction was examined.

用X－射线衍射法对用于NaA合成的导向剂结构进行了研究。

Nanostructured zirconia doped with yttria was prepared by co-precipitate method. The structures were characterized by X-ray diffraction and Extend X-ray absorption fine structure . The influences of calcined temperature and Y〓O〓 concentration on structure in crystallization process were studied systematically.

1利用XRD和EXAFS方法对共沉淀方法制备的非晶和纳米ZrO〓：Y〓O〓的结构进行了表征，比较系统地研究了不同处理温度和不同Y〓O〓掺杂浓度在其晶化过程中对结构的影响，并讨论了氧空位所处的位置。

The binary coding of cosine eliminates zeroth order diffraction theoretically, and can generate high pixel hologram.

余弦二值编码方法从理论上消除了零级衍射，可以制作像素较多的全息图。

The selected area electron diffraction pattern also shows that the epi-layer is 3C-SiC film with a zinc blende structure,and the calculated lattice constant is 0.4362nm.

选区电子衍射花样标定结果再次说明外延薄膜为闪锌矿结构的3C-SiC，计算的晶格常数为0.4362nm。

The structural evolution of ultrafine NiB and NiP amorphous alloys prepared by c hemical reduction during the annealing process is investigated by X-ray absorpt ion fine structure, X-ray diffraction and differential thermal ana lysis techniques.

摘 要：采用X射线吸收精细结构，X射线衍射和差热分析等方法研究了以化学还原法制备的NiB和NiP超细非晶态合金催化剂在退火过程中的结构变化。

By virtue of the coordination of Cr2L (L = CO; PPh3; C3H5 BF4-) with N-vinylcarbazole, acenaphthylene and their derivatives as organic ligands, a series of organometallic complexes have been synthesized. Their spectra characterization and X-ray diffraction analysis have been performed. It is found that this kind of complexes possesses an electronic structure with highly extensive π- delocalization.

以N－乙烯基咔唑、苊烯及其衍生物作为配体与金属基团Cr2L(L = CO； PPh3； C3H5 BF4-)配位，合成了一系金属有机配合物，并对其进行了光谱表征和单晶X射线衍射分析，发现该类配合物具有高度离域的电子结构。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。