查询词典 spectrum

The high spectrum remote sensing further confirmed that spectrum reflectance in fenced area was higher than that in unfenced area, indicating that productivity in fenced area were better than that of unfenced area.

高光谱遥感进一步监测结果显示围栏内牧草光谱反射率比围栏外高，同样说明牧草长势及生产力围栏内要好于围栏外。

Besides, the polarized PL spectrum is able to reveal the fine structure much more pronounced than that in unpolarized spectrum.

此外在此偏振化的光激发萤光光谱中可以显现出更细微的光谱结构，这是在一般的光激发萤光光谱中所无法展现的。

The obtained unsymmetry substituted phthalocyanines were characterized by Mass spectrum, ultraviolet-visible spectrum, Infrared Spectroscopy and elemental analysis.

不对称酞菁经过元素分析、红外、紫外可见光谱和质谱的表征证明其结构，从而证实产物就是目标化合物。

The tidied wool fibers were characterized by scanning electron microscope,infrared spectrum and energy spectrum,then tested antibacterial,skin irritation,softness,washability performances.

通过对有机硅季铵盐在改性羊毛纤维上的抗菌柔软整理研究，用SEM、红外光谱及能谱对整理后的羊毛纤维进行分析检测，并对整理后的纤维织片进行了抑菌、皮肤刺激、柔软、耐洗等性能的测试。

As a result, the flame spectrum of the whole waveband and the image corresponding to every flame spectrum data were obtained in the experiments.

通过实验，最终获得目标火焰在全波段范围内的光谱数据，并得到每一帧对应的火焰图像，为全面进行火焰光谱和图像研究以及燃烧特性分析奠定了基础。

Methods: Using X-ray spectrum and the atom spectrum analysis technique in medicine research's method.

运用X射线谱分析和原子光谱分析技术在中药研究中的方法。

The variation of components in insulation is also analyzed by the technique of infrared spectrum and X-ray energy spectrum.

利用红外光谱分析技术、x射线能谱分析技术分析了老化过程中主绝缘各组分材料的变化情况。

In the field of visible photosensitive resin, the absorption spectrum, excited state, solvent polarity effect, fluorescence spectrum, fluorescence quenching, concentration effect, photo fading, reaction mechanism as well as photopolymerization kinetics of xanthene iodonium salts and cyanine dye-borate were discussed. It is found that under the radiation of visible light, intra-ion-pair electron transfer reactions occur in bis salt of fluorescein and unsymmetrical trimethine cyanines containing quinoline end group triphenyl-butylboron, and the fading rate is very high.

在可见光敏树脂部分，通过对呫吨染料碘鎓盐和菁染料-硼盐体系的吸收光谱性质、激发态性质、溶剂极性效应、荧光光谱、荧光猝灭、浓度效应、光褪色反应、光聚合动力学等的研究，结果发现：荧光黄双二苯基碘鎓盐体系和含喹啉环端基不对称三甲川菁染料-三苯基丁基硼盐体系在可见光作用下均发生离子对内电子转移反应，且光褪色反应速率很高。

The results showed that upon Xe lamp irradiation,N butyl 2 ethoxy thioacridone was transformed into corresponding acridone and the presence of the lattter was confirmed by UV visible absorbtion spectrum and mass spectrum.

结果表明：在Xe灯光照下，N 丁基 2 乙氧基硫代吖啶酮转变成了相应的吖啶酮，用紫外可见光谱和质谱证实了吖啶酮的存在；生成的吖啶酮可被二苯基碘盐猝灭，它们之间的荧光猝灭遵循电子转移的反应机理。

With the increasing lack of allocable spectrum and crowding of ISM (Industrial, Scientific and Medical) bands, the research and application of wireless sensor networks will face a major difficulty that acquire usable spectrum.

随着无线电授权频段的日益紧缺和ISM公用频段的日益拥挤，无线传感器网络的研究和应用不可避免地要解决获取频谱资源的难题。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。