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The results show that the La doping inhibited the phase transformation from anatase to rutile, and improved the optical absorption and surface area of catalysts, also could effectively enhanced the photoactivity.

本论文主要研究了在水热法的基础上进行改进，通过不需要高温煅烧的路线制备了镧离子掺杂TiO_2光催化剂，并通过XRD、UV-Vis、IR、BET等表征手段详细考察了制备条件对催化剂的结构和活性的影响。

Were bet ween 482-485nm, and all λmax of Photobacterium spp.

其中新种——东方弧菌的最大发射波长为484±1nm，半高宽为92±1nm。

The photoisomerization reaction of norbornadiene to form quadricyclane was carried out in a photoreactor in order to study the effects of the structure of the catalysts on their catalytic activity.

制备了Zn掺杂TiO_2、La掺杂ZnO/TiO_2、Ti-MCM-41和MCM-TiO_2催化剂，利用XRD、BET、TEM、XPS、DR UV-vis、FT-IR、N2吸附-脱附等技术对催化剂进行了表征，在光反应器中进行了降冰片二烯异构化生成四环烷的反应，研究了制备方法对催化剂的结构和性能的影响规律。

According to Pieter van Beukering, an economist who has studied the trade of waste paper to India and waste plastics to China:"as soon as somebody is paying for the material, you bet it will be recycled."

范·鲍克林是一位经济学家，他曾研究了将纸质品废料运到印度的贸易与将塑料制品废料运到中国的买卖；据他表示，&只要有人给这些废料付钞票，他们就肯定会对这些材料进行回收处理&。

X-ray diffraction,transmission electron microscopy, BET surface area measurement and thermal analysishave been used to determine the characteristics of the nanopowdered silver prepared by chemical reduction with the polymolecular protectant.

用X -射线衍射、透射电镜、比表面测定和热分析技术，对从高分子保护化学还原法制得的纳米Ag粉，做了相关的测定表征；从表观比热的测定结果探讨这一亚稳微晶体系在加热过程和热处理后所发生的各种变化。

The effects of ethanol washing and water washing on structure, morphology and texture properties of pseudoboehmite-calcined γ-Al2O3 were comparatively studied with XRD, FT-IR,TG-DSC,TEM,BET and mercury porosimeter.

采用H2O2沉淀铝酸钠溶液和乙醇分散并洗涤沉淀相结合的方式成功地制备出了大孔容纳米γ-Al2O3纤维。

The basic structural parameters of pitch2based spherical activated carbon were characterized ,such as specific surface area by BET model , total pore volume , micropore and mesopore volume , sphericity , hardness and content of heavy metal ions . Its adsorption capacity to creatinine and vitamin B 12 , which are typical small and medium toxic molecules in blood , were measured. Hemolysis ratio , number of particles released , pyrexic source and germ count in a man2made kidney made of PSAC were checked .

表征了沥青基球状活性炭的基本结构参数(如比表面积、孔容量、球形度、强度、重金属含量等)，测定了其对血液中典型中、小毒性分子的吸附性能(肌酐和VB12 )和溶血反应率，分析了以沥青基球状活性炭为吸附剂的人工炭肾的微粒释放量、热源和细菌含量，并进行临床试验。

She had a face that invited confidence and a heart that never bet rayed it.

她的脸使人看了就把她当作自己人，为人更是耿耿此心。

She had a face that invited confidence and a heart that never bet rayed it.

她的脸使人看了就把她当作自己人，为人游戏英文翻译器耿耿此心。

She had a face that invitedconf idence and a heart that never bet rayed it.

她的脸使人看了就把她当作自己人，为人更是耿耿此心。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。