a new uv filter to protect hair from color fading and integrity damaging

1、

ssr technique and development of the study in fruit science

SSR技术及其在果树上的应用

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2、

general situation of application of computer in research of fruit science in china

计算机在我国果树科学中应用研究概况

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3、

international journal of fruit science

国际水果科学杂志

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4、

Forecasting on Development of Science and Technology in the 21st Century

21世纪科技发展预测

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5、

Trend of Development of China Library in the 21st Century

新世纪中国图书馆的发展趋向

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6、

Control systems in 21st century are combined systems of control and network.

21世纪的控制系统将是网络与控制结合的系统。

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7、

ETT& Lead the High-speed Transportation of the 21st Century

ETT&引领21世纪的高速运输

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8、

the zero adjustment and full range adjustment for model wfz& 753 uv vis spectrophotometer is modified with a microcomputer. the principles and methods for realizing automatic control are described.

阐述了利用微机来改造WFZ&753紫外可见分光光度计的原理及方法，实现了调零调满量程的自动控制。

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9、

the distribution of camptothecin and its ring opened form was studied by first derivative ratio spectrum of uv vis absorption and fluorescence spectrometry in different ph aqueous buffer solutions.

为了研究喜树碱的药理性质，用比导数荧光光谱和紫外吸收光谱法分析了喜树碱在不同pH介质中的形态分布。

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10、

on line monitoring in photocatalytic degradation process of organic compound 4 chlorophenol ( 4 cp) was carried out by using cyclic voltammetry and uv vis spectrometry.

采用循环伏安法和紫外光谱法对有机物的光催化降解进行机理研究和在线监测。

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11、

summary uv vis spectroscopy and molecular size distribution of water soluble organic carbon ( wsoc) of 45 soil samples collected from the eastern part of china were determined.

测定了中国中东部地区17种土类45个样点近表层10cm土样中水溶性有机物的紫外光谱和分子量分布特征，同时测定部分样品富里酸的相应特征。

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12、

uv vis spectra show that the uv absorption of the superfine anatase particles are better than that of brookite and rutile.

UV-Vis测量表明，锐钛矿型TiO2微粒的紫外光吸收性能最好。

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13、

in order to provide basis for identifying gems, the absorption spectra of natural and optimally treated gems were obtained with uv vis spectrophotometer.

为了给宝石鉴定提供依据，用紫外-可见分光光度计测定了天然宝石和经优化处理宝石的紫外可见吸收光谱，并进行了分析对比。

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14、

iaa oxidase activity during the fruit bud differentiation of ″ ping guo li ″ in leaves measured by uv vis method was studied.

本文介绍了用紫外分光光度计测定苹果梨花芽分化各时期叶片中IAA氧化酶活性的方法。

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15、

the relationship between the stop band of colloidal crystals and the diameters of polymer microspheres were investigated by using uv vis spectra.

利用紫外-可见光谱研究了胶体晶的光禁带峰位与组成其微球粒径之间的关系。

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16、

on the basis of correct uv vis spectra, the position and strength of the two photon absorption cross sections can be predicted.

在正确的UV-Vis光谱基础上，预测了双光子吸收峰的位置。

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17、

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

用络合滴定、红外及UV-vis光谱分析法，表征了载体表面的双核桥联结构。

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18、

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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19、

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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20、

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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