• 方法应用红外光谱测定技术,对不同胎龄早产儿进行氧合状态监测,观察刺激后脑反应性的变化;

    Methods The intensity of brain responses after sound stimulation was evaluated by detecting cerebral oxygenation using near infrared spectroscopy (NIRS) in preterm infants.

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  • 本文首次合成了几种苯并呋喃苯并噻吩新的芳香族四羰基化合物对它们进行了元素分析红外光谱测定

    Several new bis (1,2-dicarbonyl) compounds containing benzofuran or benzothiophene ring have been synthesized and identified by elemental analysis and Infra red spectroscopy.

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  • 本文通过吸附量、红外光谱测定以及收剂分子结构计算,系统研究了捕收剂CSU-A与黄铜矿黄铁矿的作用机理。

    The results show that adsorption of collector "CSU-A" on chalcopyrite surface is chemical adsorption and on pyrite surface is physical adsorption.

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  • 通过浮选试验,EDS、动电位红外光谱测定考察了BK 501抑制剂一水铝石高岭石浮选分离中的作用效果机理

    The effect and mechanism of BK501 depressor in the separation of diaspore from kaolinite by reverse flotation was investigated by flotation test, EDS, electrokinetic potential and infrared spectrum.

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  • 本文合成了(S) - 3 -甲基- 1,1 -二苯基- 1,2 -丁二醇,并通过元素分析、核磁共振红外光谱测定结构

    In this paper (s) -3-methyl-1, 1-diphenyl-1, 2-butanediol has been synthesized. The structure is conformed by IR? NMR and element analysis.

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  • 化学计量学角度研究了红外光谱技术测定儿童奶粉理化指标原理

    The principle of determining parameters of children high calcium milk powder (CHCMP) by near infrared spectra method is studied.

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  • 经熔点测定红外光谱分析,确证产品苯酚

    The product was characterized by melt point and IR spectra analysis.

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  • 采用红外光谱方法建立快速测定柴油氧化安定性方法。

    A fast near infrared spectral method for measuring oxidation content in diesel was proposed.

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  • 测定三个系列玻璃组成红外光谱

    The infrared spectra of three glass compositions have been measured.

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  • 采用热失重分析、测定、特性粘度红外光谱IR)等方法对尼龙12热氧稳定性进行了研究

    The thermo-oxidative stability of nylon 12 is investigated by infrared spectrum(IR), and by measuring whiteness and inherent viscosity of oxidized nylon 12.

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  • 由此可见,用近红外光谱测定棉籽粉的油分具有化学法相近的准确性精确性,可以实践应用

    This indicates that NIRS is comparable to chemical methods in both accuracy and prediction and is reliable in practical application.

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  • 红外光谱澳化钾压片法,测定石中的胆红素胆固醇含量,方法较化学定量法简便,快速。

    An infrared spectrophotometric method was used to determine the calcium bilirubinate and cholesterol contents in human gallstone.

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  • 利用物理测试方法X衍射红外光谱方法,测定锆石结构完整性,进而划分锆石类型

    The completeness of zircon texture is determined by using physical determination method such as X-ray diffraction analysis and infrared absorption spectroscopy so as to divide the types of zircon.

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  • 傅立叶红外光谱测定羧基含量

    Determine carboxyl content with Fourier infrared spectrum instrument.

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  • 应用OMNI采样傅里叶变换红外光谱直接测定鉴别植物样品具有简便快速准确的优点。

    The identification of plant samples using Fourier transform infrared spectrometer with OMNI collector is simple, convenient, fast and accurate.

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  • 利用红外光谱法还可以测定SBS改性沥青SBS含量,从而评价SBS改性沥青技术性能

    The content of SBS in SBS modified asphalt can be determined by infared spectra to evaluate the pavement performance of SBS modified asphalt.

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  • 红外光谱测定了防蛀剂中对二氯苯含量

    The p dichlorobenzene and naphthalene in mothproofing agent was determined by infrared spectroscopy.

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  • 红外光谱核磁共振元素分析测定共聚物结构组成

    The structure and composition of the copolymer were characterized by IR, NMR and elementary analysis.

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  • 通过化合物元素分析红外光谱以及DMF中紫外吸收光谱测定确定目标分子

    The objective molecule was determined through testing the compound with elementary analysis, IR spectrum and ultra-violet absorption spectrometry in DMF.

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  • 通过溶胀曲线测定红外光谱分析阻抗分析等手段对材料的结构离子导电性能进行了研究。

    Tests of swelling curves, infrared spectra analysis and complex impedance analysis were carried out to understand structure and ionic conductive properties of the samples.

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  • 氟硅酸HMCM-22分子筛进行了改性处理,采用程序升温脱附和吡啶吸附红外光谱测定了其酸性。

    HMCM-22 zeolite was modified with ammonium hexafluorosilicate and characterized by temperature-programmed desorption of ammonia and pyridine adsorption infrared spectroscopy.

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  • 实验探讨利用红外光谱分析技术NIRS测定鱼丸弹性可能性,并建立数学模型。

    The present work aimed to evaluate the ability of near infrared spectroscopy(NIRS) in predicting the springiness of fish-balls.

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  • 干电池经不同方式放电负极反应产物X射线衍射红外光谱进行测定研究

    An experimental study was made on the products of anode reaction in zinc manganese dioxide dry cells after different types of discharge using X-ray powder diffraction and infrared spectrum.

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  • 结果表明不同品牌圆珠笔字迹红外光谱不同的,零时测定三个测定红外光谱也是不同的。

    The result is showed that the most of IR spectra of different ball pen are different and the IR spectra got in no time and in three month time are different.

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  • 凝胶色谱法估测了其分子量、用化学滴定红外光谱测定了其水解

    Molecular weight was obtained by GPC, hydrolyzed ratio was determined by neutralization titration and infrared spectrometry.

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  • 介绍了红外光谱对重整生成油的含量进行快速测定方法

    A rapid method for determining benzene contents in reformate by Near Infrared Spectroscopy is described in this paper.

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  • 光谱测定多孔玻璃紫外可见近红外光谱,对光谱透过率浸析效果之间关系作了定性分析。

    The relationship between the transmittance and leaching effect of the glasses was discussed by measuring UV VIS NIR spectrum.

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  • 红外光谱法初步测定活化条件其表面基团影响

    Infrared spectroscopy was also used to determine the effect of activation condition on surface group of activated carbon.

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  • 红外光谱法初步测定活化条件其表面基团影响

    Infrared spectroscopy was also used to determine the effect of activation condition on surface group of activated carbon.

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