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N-Methyl-3,3-dimethyl spiroindoline-2,3'[3H] naphthaline [2,1-b] [1,4] oxazine was synthesized by 1,3,3-trimethyl-2-methylene indoline and 1-nitroso-2-naphthol, its UV and IR spectra and elemental analysis were carried out, and the photochromism and main influencing factors such as temperature, solvent and pH were studied.

以1，3，3-三甲基－2-亚甲基吲哚啉和1-亚硝基－2-萘酚为原料合成了N-甲基－3，3-二甲基螺吲哚啉-2，3'[3H]萘并[2，1-b][1，4]恶嗪，对其进行了紫外和红外光谱以及元素分析，并对其光致变色性质以及主要影响因素温度、溶剂和pH进行了研究。

The main impurity involved in the synthesis of erythromycin oxime was separated and purified, which was identified as the very compound formed in the acidic hydrolysis of erythromycin A, i.

分离和鉴定了在合成红霉素肟的过程中产生的一种主要杂质，通过 IR，UV，MS，1 H NMR和 1 3C NMR确证它和红霉素在酸性水解时生成的红霉素 A 8，9-脱水- 6，9-半缩酮为同一化合物。

The experimental results showed that H-MCM-22 possessed a high activity on alkylation of toluene with methanol, but low paraxylene and xylene selectivity.

采用NH3-TPD、IR等表征了改性前后催化剂的酸性，考察了改性MCM-22分子筛上甲苯与甲醇烷基化合成对二甲苯的反应性能。

The yield of PECH reaches more than 95% on the conditions listed below: bisphenol A as initiator, catalyst dosage of 0.05 %,reaction temperature of 128℃.

当以双酚A为引发剂，催化剂用量为生成PECH量的0.05%，反应温度为128℃时，PECH的收率可大于95%，所得PECH的官能度为2~3，PECH的结构由IR、1H NMR及GPC确认。

This article analyses Thucydides' narration of the beginning of Peloponnesian War, and compares it with IR scholars' interpretation of Thucydides.

200字本文分析了修昔底德关于伯罗奔尼撒战争起因的论述，并将修昔底德本人的论述和国际关系学者对修昔底德的解读进行了比较。

In this paper,the oxidation of pentane with hydrogen peroxide has been carried out over TS zeolite.

XRD、IR和氧化反应数据证明了戊烷氧化反应的活性是由于Ti进入分子筛骨架的结果。

The IR absorption spectra of PPD was observed at 830~840cm-1, which was assigned to the skeletal vibrations of the phenazine ring. The UV-vis absorption spectra of PPD was at 430nm in dimethyl sulfoxide. Through the analysis of thermogravimetry and derivative thermogravimetry of PPD, the PPD powders char yield at 850 C, which exhibited perfectly stability.

之间有吩嗪环特征吸收峰，说明聚邻苯二胺含有吩嗪环结构；用紫外—可见光谱研究聚合物的吸收峰，发现聚合物在430nm附近有很强的吸收峰；由热重分析发现聚合物在850℃时炭化，所以聚合物有较高的热稳定性。

Three new ternary copper complexes: 3.5H2O(1)、 2H2O (2) sand 1.5H2O(3)(phen=1, 10-phenanthroline, tatp=1, 4, 8, 9-tetranitrogen, dppz =dipyrido [3,2-a; 2,3-c]phenazine, Gly-L-Val=Gly-L-Valine), were synthesized characterized by elemental analysis, molar conductivity, IR and UV-Vis spectroscopes.

本文合成了3个新的三元铜配合物：3.5H2O(1)、2H2O(2)和1.5H2O(3)［Gly-L-Val=甘缬二肽，Phen=l，10-邻菲咯琳，TATP=l，4，8，9-四氮三联苯，DPPZ=二吡啶并［3，2-a；2，3-c］吩嗪］。通过元素分析、红外光谱、紫外－可见光谱以及摩尔电导率测定对这些配合物进行了表征。

Absorption spectra, phosphorescence lifetime of Ir complex, and I-V-L characteristic of the device was tested.

测试了材料的寿命、光谱吸收性质和器件的I-V-L特性。

In this study, Naproxen was placed in a polar solvent, such as methanol, while it exposed to high pressure mercury lamp, it undergoes photodegradation. The photodecomposition products were separated and identified using UV, IR, MS and NMR spectroscopies.

研究中将NAP置於极性较高之甲醇溶媒中，当暴露於高压汞灯下，会进行光解反应，利用质谱仪、熔点测定仪、紫外线光谱仪、红外线光谱仪、核磁共振光谱仪进行光解产物结构的鉴定。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。