查询词典 reflectance

A quick and nondestructive method using near infrared diffuse reflectance spectroscopy was presented to determine the contents of berberine, palmatine, jatrorrhizine and total alkaloid of Coptis extract.

采用近红外漫反射光谱法对黄连浸膏粉中小檗碱、巴马亭、药根碱和总生物碱含量进行快速无损检测。

The reflectance microspectra in the 600 to 700 nm region is measured by a visible microspetromater based on fiber confocal microscope. The microspectroscopy of the normal and cancerous gastric tissues is measured.

基于光纤共聚焦显微系统，建立了可见光显微光谱实验装置，测量了离体正常和癌变胃组织的显微光谱，给出了样品在600~700 nm波长范围内的显微光谱分布情况，实验结果表明可见光显微光谱技术简单、有效，可用于胃癌的早期检测。

The cross-sections of plant tissues were rapidly transferred to aluminum foil-coated microscopic sides for reflectance mode analysis in FT-IR microspectroscopy with imaging, mapping, ChemiMap, and line scanning techniques.

接著植物组织之横切面薄片被迅速转移至铝箔包覆显微载玻片上，作为傅立叶转换红外线显微光谱仪在全反射模式下，运用光学影像、面扫描、化学官能基面像化及线扫描等技术分析使用。

1On the basis of pattern recognition analysis and in the light of the spectrum oflight source and the spectral response of CCD sensor as well as the spectral reflectance ofkernels,it is found that for the monochromic image recognition system and under the con-dition of reducing the probability error of classification to minimum,the optimum lightsource is a monochromatic light,the wave length of which is that rendering the series re-sponse of the difference between the spectral reflectances of two classes of kernels and theCCD sensor spetral response maximum.

在模式识别理论分析基础上，依据光源光谱、CCD摄像元件光谱响应以及作物籽粒表面反射率光谱特性，在使分类错误概率最小的目标下，得出籽粒黑白图象识别系统最佳光源为单色光，其波长为使两类待识别籽粒反射率光谱差值与CCD光谱响应二者的串联响应最大的波长。

The chemical etching method wa applied to form surface texture of multicrystalline silicon in order to reduce the reflectance of the surface.

为了降低光在多晶硅表面的反射，采用化学腐蚀法在其表面制备了绒面。

The relationship between canopy reflectance and LAI are analyzed with single variant and multivariant regression.

采用单变量线性与非线性拟合和逐步回归分析的方式，建立了玉米、大豆LAI高光谱遥感估算模型，并对模型的估算结果进行了初步分析。

Studies of longitudinal and horizontal distribution of coal reservoir ,macroscopic petrographic types,microcosmic petrographic component,pore configuration and permeability,vitrinite reflectance as well as absorbability in coal-bearing formation of Neopaleozoic in Shenmu area of the Ordos Basin indicate that,coal beds are thicker in the east and west,but thinner in the north and south.

通过对鄂尔多斯盆地神木地区上古生界含煤岩系中煤储层的纵横向分布、宏观煤岩类型、微观煤岩组分、孔隙结构与渗透性、镜质体反射率和吸附性能等方面特征的研究，认为：煤层总厚呈东西厚、南北薄的分布特点，煤层厚度满足煤层气开发的要求；多为半亮煤，仅东部边缘地带以半暗煤为主，表现为低含水、中等灰分含量和高挥发分含量的烟煤；煤岩显微组分中，镜质组含量最高，其次为惰质组；孔隙类型以微孔、过渡孔为主。

Dynamic evolution analysis of the sandy desertification in the Shenmu area , North Shaanxi, China;2. The stratigraphic order characteristics of coal-bearing strata in the Lower and Middle Jurassic in Shenmu area , North Shaanxi;3. Studies of longitudinal and horizontal distribution of coal reservoir,macroscopic petrographic types,microcosmic petrographic component,pore configuration and permeability,vitrinite reflectance as well as absorbability in coal-bearing formation of Neopaleozoic in Shenmu area of the Ordos Basin indicate that,coal beds are thicker in the east and west,but thinner in the north and south.

通过对鄂尔多斯盆地神木地区上古生界含煤岩系中煤储层的纵横向分布、宏观煤岩类型、微观煤岩组分、孔隙结构与渗透性、镜质体反射率和吸附性能等方面特征的研究，认为：煤层总厚呈东西厚、南北薄的分布特点，煤层厚度满足煤层气开发的要求；多为半亮煤，仅东部边缘地带以半暗煤为主，表现为低含水、中等灰分含量和高挥发分含量的烟煤；煤岩显微组分中，镜质组含量最高，其次为惰质组；孔隙类型以微孔、过渡孔为主。

Leaf reflectance spectra (400–800 nm) were measured to provide an in vivo non-destructive assessment of pigments in leaves during ontogenesis.

与其他发育阶段的叶片相比，幼叶的NPQ及Car/Chl比值较高。400-800 nm叶片反射光谱为活体无损伤检测叶片发育过程中其色素含量的变化提供了一种方法。

The coal petrologic automatic analysis is realized mainly by means of random reflectance of vitrinite.

摘 要：煤岩自动分析主要采用镜质组随机反射率自动测试技术来实现。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了