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- multi and hyper spectral data 多光谱和高光谱数据
- The slit of Hyper Spectral Imager(HSI) is introduced,which plays a key role in the instrument. 介绍了在狭缝超光谱成像仪中的重要作用。
- It was identified to be swainsonine by physicochemical properties and spectral data analyses. 经理化常数测定和波谱分析鉴定为苦马豆素。
- Spectral data of sandy land are changed with vegetation coverage,vegetation ty... 沙化土地光谱数据表现出随植被覆盖、植被类型、土壤、地类等的变化规律。
- Four new type Schiff bases have been preparedand the 1HNMR and MS spectral data of these comportes have been discussed. 报道4种新型氨基酸型席夫碱的合成,并讨论了其光谱数据及质谱裂解过程。
- These four configurational isomers and their relatively stable conformers are summarized by analyzing NMR spectral data in this article. 本文通过NMR数据分析对4种构型式及每1种构型的相对稳定构象进行了探讨。
- The result of utilizing this method to process the spectral data of two sample sets,i.e.intralipid solution and plasma soluti... 通过处理脂肪乳溶液和血浆溶液中含不同葡萄糖的光谱数据,证明了基准波长法能提高模型的相关系数和降低模型预测均方差。
- Fourier Transform Hyper Spectral Imager 傅立叶变换超光谱成像仪
- Land cover of study area is classified to simulate the spectral data not measured by ETM+ and to reduce both the adjacency and angular effects. 为了减少邻近效应和角度效应,在前人的工作基础上,引入地表覆盖类型分类法,对地表覆盖类型进行分类,提高了反演精度。
- The structure of those compounds were elucidated as cinnamamide, N-(tetrahydro-2-oxo-3-thienyl)-acetamide, benzamide based on their physical-chemical properties and spectral data. 运用UV,IR,NMR和MS等光谱方法测定其化学结构分别为肉桂酰胺、N-(tetrahydro-2-oxo-3-thienyl)-acetamide和苯甲酰胺。
- Spectral data of water vapor molecules have been widely used in the fields of aerospace science, atmospheric science, astrophysics, thermal energy and power engineering. 水蒸气分子光谱数据在航天科学、大气科学、天体物理以及热能动力工程中有着广泛的应用。
- Four chemical constituents were isolated from the root of Ligusticum sinense Olive.They were identified as asaricin,bergapten,ferulic acid,isovanillin by spectral data. 为了研究藁本的化学成分与其药理活性之间的关系.;应用色谱技术从藁本中分得4个化合物;分别鉴定为:细辛醚、佛手柑内酯、阿魏酸和异香草醛;
- In addition to the measured spectral data, luminance, CIE chromaticity values, reflectance and transmittance are readily obtained from the spectral information. 除了测量光谱数据,亮度,CIE色度值,反射率和透射率也很容易从光谱信息中得到。
- Hyper spectral properties analysis of grassland types in Xinjiang 新疆草地类型高光谱特征分析
- Each monthly issue contains approximately 200 items with structure diagrams, trivial and taxonomic names, molecular formulae, physical properties, and spectral data. 每个月的发行包括结构图表、俗名和分类名称、分子式、物理性质和光谱数据等约200条款目。
- The synthesis of 1,1 di(trimethylsilyl) 3,6 dimethoxycyclopropyl naphthalene is reported in this paper. Its spectral data are consistent with the expected structure. 本文报导了一种新化合物1,1-二(三甲基硅)-3,6-二甲氧基环丙萘的合成.测得的该化合物的光谱数据与预计的结构完全一致
- Common reflectivity inversion methods of imaging spectral data obtained by OMIS /is summarized, and empirical line method is experimented according to the existing data. 总结了常用反射率反演方法,并根据具体情况选择经验线性法进行了实验;
- And NCAR/NCEPT day by day reanalyzed data from January to December in 2002.We had used the solar spectral data to retrieve the Angstrom turbidity coefficient, the angstrom wavelength exponent, aerosol size distribution. 通过太阳光度计观测的数据,反演出该地区在2002年气溶胶的浊度系数、波长指数、及其粒子谱的分布。
- Method: The active component was abtained from basic extraction part, techniques of neutral Al2 O3, Silica gel and HPLC chromatogram were used, and its chemical structure was identified by UV, IR, MS, 1H NMR and 13C NMR spectral data analysis. 方法:将碱性提取物用中性氧化铝、硅胶柱色谱和HPLC色谱等技术,分离得到活性成分,它的化学结构通过UV、IR、MS、1H NMR和13C NMR波谱分析确证。
- Methods: The compounds wereisolated and purified by macroporous adsorption resin, silica gel column chromatography and preparative TLC chro-matography and their structures were identified on the basis of their physicochemical and spectral data. 方法:利用大孔吸附树脂、硅胶柱层析、制备薄层色谱法进行分离纯化,根据化合物的理化性质和光谱数据鉴定结构。