the existence of dinuclear structure on the sio 2 surface was characterized by ir and uv vis analysis and titration method.

1、

results: both methods had high measurement precision, but the measurement result in uv vis spectrophotometry was about 3 times that in hplc.

结果：两种方法都有较好的精密度，但测定的结果有较大差异，紫外/可见分光光度法测得的结果比HPLC法高。

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2、

the uv vis, ir, nmr, ms, mp determination and elemental analysis were used for characterization.

产物用IR，UV-Vis，MS，NMR，熔点测定和元素分析等方法表征。

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3、

the relationship between the transmittance and leaching effect of the glasses was discussed by measuring uv vis nir spectrum.

用光谱仪测定多孔玻璃的紫外可见近红外光谱，对光谱透过率与浸析效果之间的关系作了定性分析。

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4、

in this paper, basic requirements for grating in ultraviolet visible ( uv vis) spectrophotometer are discussed in detail.

本文详细讨论了紫外可见分光光度计对光栅的基本要求；

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5、

by uv vis analysis, unsaturated groups were destroyed by ozone which converted complicated organic compounds to low molecular compounds.

经过UV-vis分析发现，由于臭氧的氧化作用，使废水中不饱和基团被破坏，复杂有机物转化为小分子化合物。

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6、

the complexes were characterized by elemental analysis, ir, uv vis reflectance spectra and electronic conductance.

使用元素分析、IR、UV－Vis光谱和电导测定方法对该配合物进行了表征。

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7、

on the uv vis spectra of polyaniline doped with camphor sulfonic acid in organic solvent

聚苯胺在有机溶剂中掺杂樟脑磺酸的UV-Vis光谱

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8、

the mechanism of its visible light activity was investigated by uv vis absorption spectra and x ray photoemission.

通过UV-Vis吸收光谱、X射线光电子能谱（XPS）等方法对其可见光活性的机理进行探索。

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9、

research on uv vis spectra of titanium silicalite

钛硅沸石UV-Vis谱的研究

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10、

photoluminescence and uv vis absorption spectra characteristics of metal complexes of 8 hydroxyquinoline

8-羟基喹啉金属螯合物的吸收光谱和发射光谱八羟基喹啉金属配合物的发光特性的研究

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11、

study of polysoap solutions and their uv vis probe spectroscopy

聚皂溶液及其紫外-可见探针光谱研究

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12、

hcsa possesses diverse uv vis spectra in various organic solvent.

HCSA在不同的有机溶剂中有不同的紫外-可见光谱。

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13、

the theoretical deduction of absolute analysis method in high performance liquid chromatography with uv vis detector is introduced.

介绍了高效液相色谱定量分析之绝对分析方法的理论推导。

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14、

their chromogenic properties and uv vis absorption spectra were investigated under different ph conditions.

研究了它们的生色原理和光谱性能。

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15、

uv vis spectra? elemental and thermal analysis.

用紫外光谱、红外光谱、元素分析和热分析对配合物的组成进行了表征。

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16、

comparison of uv vis absorption spectrum before and after treatment show that decomposition of acid scarlet gr dye wastewater is satisfactory.

通过反应前后的紫外可见光光谱分析表明，H2O2催化氧化处理酸性大红GR染料废水有比较好的效果，为该工艺处理酸性大红GR染料废水提供了科学依据。

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17、

ir and uv vis spectra of nitrogen doped fullerene

氮掺杂富勒烯的红外和紫外可见光谱

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18、

coordination mechanism of v(ⅴ) and a model molecule of plant polyphenol

植物多酚模型体系与V（Ⅴ）的配位机理

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19、

program processing for v belt driving automatic model selection

V带传动自动选型程序化处理

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20、

simulated using cadence ′ s eda software with standard 0.35 μ m/ 3.3 v si cmos model, the comparator has a transfer delay time of 231 ps after optimization, 235 ps less than it was before optimization.

采用典型的0.35μm/3.3V硅CMOS工艺模型，用Cadence软件进行模拟仿真，比较器延迟时间为231ps，比优化前降低了235ps；

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