光谱测定的

Collagen-chitosan-polyvinyl pyrrolidone blend film s were prepared successfully by solution method,and characterized by FT-IR,X-ray diffraction and optical transmittance.

利用溶液共混法成功制备了新型生物膜材料——胶原蛋白—壳聚糖—聚乙烯吡咯烷酮共混膜，通过红外光谱、X-射线衍射和透光率测试表征了共混膜的结构，同时测定了共混膜的力学性能，考察了溶液pH值对共混膜吸水率的影响。

Based on this,first part of this work has established spectrophotometer and laser induced fluorescence spectrographic methods based on the liquid-core waveguide,and made it successfully apply to detecting iron and the cupric ion concentration.

基于此，本工作第一部分建立了基于液芯光纤的分光光度法和激光诱导荧光光谱法，并成功地应用于1，10邻二氮菲对铁的检测和催化荧光动力学方法对铜离子浓度的测定。

In this paper, the bovine serum albumin-β-mercaptoethanol-sodium dodecylbenzene sulphonate system was studied by resonance light scattering technique. Based on the RLS intensity difference between β-ME-SDBS system and BSA-β-ME-SDBS system, a simple assay for BSA was developed.

通过测量β-巯基乙醇-十二烷基苯磺酸钠-牛血清白蛋白体系的共振光散射强度，建立了一种测定BSA的快速、简便的共振光散射光谱法。

Starting from the hydroxylamine (dimethyl amino ethanol, triethanolamine) and 1, 3-propane sultone, a series of hydroxyl and sulfonyl dual-functionalized zwitterionic salts were synthesized. Then dual-functionalized ionic liquids containing both hydroxyl and sulfonyl functional groups were produced successfully by zwitterionic salts and three kinds of strong acids (p-toluene sulfonic acid, trifluoromethanesulfonic acid, methanesulfonic acid) respectively. The structure of zwitterionic salts and dual-functional ionic liquids were confirmed by the 1H NMR and IR.

以羟基有机胺(N，N-二甲基乙醇胺，三乙醇胺)为原料与1，3-磺酸内酯反应合成了一系列含有羟基和磺酸基双官能团的内盐，并将所得到的内盐分别与三种强酸(对甲苯磺酸，三氟磺酸，甲磺酸)反应，成功地合成了双功能化室温离子液体，并通过红外光谱、核磁氢谱测定，证实了内盐和双功能化离子液体的结构。

It was based on the enhancement of the intensity of RLS by the synergistical action of phloxine B,fsDNA and cetyltimethylammonium bromide.

研究了阴离子染料荧光桃红 B对鱼精脱氧核糖核酸和阳离子表面活性剂溴化十六烷基三甲铵的共振光散射光谱有协同增强作用，建立了一种定量测定fsDNA的灵敏度高、操作简便的共振光散射方法。

A highly sensitive resonance light scattering method for the determination of fsDNA was developed. It was based on the enhancement of the intensity of RLS by the synergistical action of phloxine B, fsDNA and cetyltimethylammonium bromide.

研究了阴离子染料荧光桃红B对鱼精脱氧核糖核酸和阳离子表面活性剂嗅化十六烷基三甲按的共振光散射光谱有协同增强作用，建立了一种定量测定fsDNA的灵敏度高、操作简便的共振光散射方法。

Two novel tridentate polypyridyl mixed-ligand cobalt [Co (H2Bzimpy)(superscript 3+)] and ruthenium complexes were synthesized and characterized via elemental analysis and (superscript 1)H NMR. The crystal structure of complex B was determined. The interactions between the complexes and calf thymus DNA were investigated with absorption and fluorescence spectroscopys. Photoactivated cleavage of pBR322DNA by the synthesized complexes were studied.

合成了两种新型三齿多吡啶钴[Co(H2Bzimpy)](上标 3+)和钌混配配合物，用元素分析和1HNMR等对其结构进行了表征，测定了配合物B的晶体结构用电子吸收光谱和荧光光谱等方法研究了配合物与小牛胸腺DNA的相互作用以及配合物对pBR322DNA的断裂作用。

In this article, three novel cyclopalladated ferrocenylimine triphenylphosphine complexes 2-4 were easily synthesized and characterized by elemental analysis, IR, 1H NMR, 31P NMR and X-ray single crystal diffraction.

为筛选高效催化Suzuki反应的催化剂，合成了3种新的环钯化二茂铁亚胺-三苯基膦配合物2~4，经元素分析、红外光谱和核磁共振谱对其结构进行了表征，并通过X射线单晶衍射测定了化合物3的晶体结构。

Latest researches in the catalysts for synthesis of carbamate by ammonolysis of dimethyl carbonate;2. Progress in the catalysts for synthesis of carbamates by ammonolysis of dimethyl carbonate;3.4,4′-Methylene diphenyl carbamatewas synthesized by ammonolysis of dimethyl carbonate, a substitute of phosgene, and 4,4′-diaminodiphenyl methane with anhydrous zinc acetate as catalyst.

用碳酸二甲酯代替光气，以4，4′-二氨基二苯基甲烷为原料，在无水醋酸锌催化剂的作用下，经胺解反应合成了4，4′-二苯甲烷二氨基甲酸甲酯；测定了MDC的熔点；采用傅里叶变换红外光谱和氢核磁共振对产品结构进行了表征；考察了反应温度、DMC用量、反应压力、反应时间、催化剂用量对MDC收率的影响。

The product was characterized by refractive index, IR spectrum, gas chromatography and mass spectra.

对所合成的产品进行了折光率的测定及红外光谱、气相色谱-质谱的分析，并确定了最佳反应条件。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。