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When pumped with 800 nm laser irradiation, 2 {4 [2 (4 dimethylamino phenyl vinyl] phenyl} ethylamino ethanol and 2 {4 [2 (4 diethylamino phenyl vinyl] phenyl} ethylamino ethanol show strong two photon induced blue fluorescence at 436 and 440 nm respectively, while DMANHAS and 4 nitro benzoic acid 2 {4 [2 (4 diethylamino phenyl vinyl] phenyl} ethylamino ethyl ester exhibit no fluorescence.

在800 nm的飞秒脉冲激光激发下，反式-4-(N-羟乙基-N'-乙基氨基)-4'-二苯乙烯和反式-4-(N-羟乙基-N'-乙基氨基)-4'-二苯乙烯均发出较强的蓝紫色上转换荧光，荧光峰分别位于436和440 nm，而DMANHAS和反式-4-[N-(乙氧基羰基-4-硝基苯基)-N'-乙基氨基]-4'-二苯乙烯没有荧光。

The copolycondensation type polyamic acid was synthesized by using 3,3', 4,4'-Benzophenonetetracarboxylic dianhydride as the dianhydride monomer, 4,4'-Diamino diphenylmethane and 4,4'-Oxydianiline as the diamine monomer under microwave irradiation in Dimethylformamide.

在微波辐射条件下，采用3，3'，4，4'-二苯酮四羧酸二酐、4，4'-二氨基二苯甲烷和4，4'-二氨基二苯醚为单体，N，N'-二甲基甲酰胺为溶剂，低温合成一种共缩聚聚酰亚胺的前驱体聚酰胺酸，化学亚胺化脱水环化生成BTDA型共缩聚聚酰亚胺。

The copolycondesation type polyamic acid was synthesized by using pyromellitic dianhydride and 3,3',4,4'-benzophenonetetracarboxylic dianhydride as the dianhydride monomers, 4,4'-diamino diphenylmethane and 4,4'-oxydianiline as the diamine monomers under microwave irradiation in dimethylformamide.

在N，N'-二甲基甲酰胺溶剂中，以均苯四甲酸酐和3，3'，4，4'-二苯酮羧酸二酐为二酐单体，4，4'-二氨基二苯醚和4，4'-二氨基二苯甲烷为二胺单体，采用微波辐射低温溶液共缩聚，合成了聚酰胺酸预聚体，然后亚胺化脱水、环化，生成共缩聚聚酰亚胺。

The thesis chose 4, 4\'-diazostilbene-2, 2\'-disulfonic acid disodium saltas cross-linking agent to crosslink poly in commercialNafion117 membranes under the irradiation of ultraviolet.

本论文选择4，4'-双叠氮菧-2，2'二磺酸钠为交联试剂，以紫外光引发，使聚乙烯吡咯烷酮在Nafion膜中发生交联，从而制备了semi-IPN型Nafion／PVP复合膜。

This paper studies several dosimetric characteristics of alanine/ESR dosimetry system on 60Co Y -ray and electron beam irradiation.

本文研究了丙氨酸/ESR剂量体系对于60Coγ射线和电子束辐照的剂量学响应性能，并通过实验确定了丙氨酸薄膜剂量计的最佳测量条件。

The dogs brain before and at 2, 4, 8, 10 and 12th week after irradiation. ADC values of alba and ectocinerea were measured respectively. The histological changes were observed under light and electron microscope.

分别对照射前和照射后第2、4、8、10、12周犬脑进行MRI T1WI、T2WI和DWI检查，分别测量犬脑脑白质、脑灰质ADC值，并通过光镜和电镜观察其组织学改变。

AIM: To study the protective effect of Elaeagnus bockii Diels polysaccharide on the small intestine of mice after whole body irradiation with 60Coγ ray.

目的：观察长叶胡颓子多糖对小肠辐射损伤的的保护作用及其机制。

Irradiation at dose lower than 2.0kGy have no significant effects on sensory qualities, content of crude protein and amino acid （p〉 0.05）, and decrease 2 - 3 log of microbial in the mixture blanched peanut and celery and above 6 log of pathogens of Listeria innocua and Salmonella enteritidis inoculated.

值分别为0.284和0.296kGy，2.0kGy以下的辐照剂量对其感官品质和蛋白质的营养品质没有明显的影响。2.0kGy剂量能使冷食菜中的微生物降低10^-2～10^-3，使接种于其中的致病菌降低10^-6以上，能有效地提高芹菜花生冷食菜的卫生安全。

To explore the change of intestinal mucosal immunity and its relation with enterogenous infection after irradiation or burn alone or both combined.

目的 探讨放射损伤、烧伤与放烧复合伤后小鼠小肠粘膜免疫变化及其用细胞因子调控后与肠源性感染的关系。

Objective To choose a better matter interface for the models of UVA induced human epiderm keratinocytes irradiation damage.

目的 选择一种建立长波紫外线(ultrayiolet，UVA)照射人表皮角质形成细胞损伤模型的理想载物界面。

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。