查询词典 ir

The FT-IR spectra and heat reflectivity of the coatings were studied in order to characterize the heat insulation.

采用太阳热反射率和红外光反射率表征了涂料的隔热性能。

A three-dimensional supramolecular compound 〓 8, where hmt stands for hexamethylenetetramine, was synthesized and characterized by IR, crystal structure.

化合物7是一个相邻平面结构通过氢键连接而成的三维超分子化合物。

Different morphology and size of cupric oxide nanoparticles were prepared by microwave method through changing the ratio of solution′s consistency using coppersulfate anhydrous and hexamethylenetetramine as the starting materials for the first time.

首次以无水硫酸铜(CuSO4)和六次甲基四胺(CH26N4为原料，用微波法，通过改变反应物浓度比制备出粒径和形貌不同的氧化铜纳米颗粒，并用DSC、XRD、FT-IR和TEM对产物进行了表征。

In order to expand the utilization fields of wood and decrease the costs of carbon fiber,carbon fiber precursor from liquefied wood was prepared by soaking liquefied wood in the solution of hydrochloric acid and formaldehyde,after melt-spinning by adding hexamethylenetetramine.

为了扩大木材的应用领域和降低碳纤维的成本，以木材液化物为原料，加入六次甲基四胺熔融纺丝，经甲醛和盐酸溶液固化处理后获得木材液化物碳纤维原丝，利用IR、XRD、拉曼光谱分析仪等初步揭示了木材液化物碳纤维原丝在炭化过程中微结构的变化。

The HL and its complexes are characterized by means of IR and UV spectra.

通过红外和紫外光谱进行表征，研究了它们的性质。

The successfully fabricated of the ir holographical optical element with curved and high average spatial frequency fringe pattern provide a new path for the optical system design on the precision measurment.

具有一定曲率和高空间频率的近红外全息光学元件的研制成功，为精密测试技术中的光学系统设计开辟了一个新的途径。

To determine the vibrational frequency expressed in wave numbers of chemical bonds in IR spectra chemists use Hooke's law which focuses on the frequency of the vibration attention to units!

为了计算用波数表示的化学键的红外光谱振动频率，这里要应用有关于振动频率的虎克定律。

The IR spectrum analysis results of the level of humification are consistent with those obtained from ultra-violet spectrum analysis.

其中，缙云山腐殖土腐殖酸的E465/E665最大，说明其分子的腐殖化程度、芳构化度和分子复杂程度等最小。

In the fourth chapter, four new complexes of hydrazide of podophyllic acid with transition metals have been prepared. Elemental analysis, molar conductivity, IR,〓 NMR and TG-DTA were used to characterize them. The results show that general formula of the complexes is M〓(n=0 or 2). The ligand is linked through the carbonyl oxygen and the terminal nitrogen of the hydrazide base to the transition metal ions in bidentate mode.

第四章 合成了四种鬼臼酰肼的过渡金属配合物，通过元素分析、摩尔电导、红外光谱、核磁共振氢谱和热重-差热对配合物进行了表征，研究结果表明，配合物的组成为M〓（n=0或2），配体是通过羰基氧和肼基上的端氮以双齿形式与金属离子配位的。

The new compound,2- oxo-propionic acid p-carboxylphenyl hydrazone,was synthesized by the condensation reaction of 2- oxo-propionic acid and p-carboxylphenyl hydrazine which was prepared from p-aminobenzoic acid by diazotization and reduction.

以对氨基苯甲酸为原料，经过重氮化反应和还原反应，合成了对羧基苯肼(2)；2与2-羰基丙酸缩合得到新化合物2-羰基丙酸缩对羧基苯腙，其结构经UV，荧光光谱，1H NMR，13C NMR，IR和元素分析表征。

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。