| 1. | Total radiation instruments employ some broad spectral band sensors .
全辐射仪器要使用某些宽频带传感器。 |
| 2. | Colour filters are not very effective in isolating narrow spectral bands .
一些滤色片不能很有效地分离狭窄的光谱带。 |
| 3. | Exposure ratios between spectral bands are determined from in situ reflectance spectra of objects in scene .
光谱波段之间的曝光量比值，可以根据景物中目标的就地测定的反射光谱确定。 |
| 4. | The simulation of these particular systems is based on a fractional integrator where the non - integer behavior acts only on a limited spectral band
这种特殊系统的仿真建立在有限频率区间非整数阶积分算子的基础上，其非整数阶作用仅限于有限频率区域。 |
| 5. | Uv warning technology is one of the important missile warning ways , it detects the radiation signature in the uv solar blind spectral band that is emitted from the approaching hostile missile plume
摘要紫外告警技术是导弹来袭告警技术的重要类型之一，可利用“日盲区”有效地探测来袭导弹羽烟的紫外辐射。 |
| 6. | Drm is a technology aims to improve sound quality of am transmission below 30 mhz and to reduce interference common in medium wave environment . new compression technologies known as mpeg4 advanced audio coding ( aac ) and spectral band replication ( sbr ) are employed to offer sound quality comparable to that of fm transmission
它是针对30mhz以下的调幅（ am ）广播而设计，大大提高了音质，并改善了中波广播较易受干扰的情况；系统采用最新的压缩技术mpeg4advancedaudiocoding （ aac ）和spectralbandreplication （ sbr ） ，音质足可与fm广播媲美。 |
| 7. | Drm is a technology aims to improve sound quality of am transmission below 30 mhz and to reduce interference common in medium wave environment . new compression technologies known as mpeg4 advanced audio coding and spectral band replication are employed to offer sound quality comparable to that of fm transmission
它是针对30mhz以下的调幅am广播而设计，大大提高了音质，并改善了中波广播较易受干扰的情况系统采用最新的压缩技术mpeg4 advanced audio coding aac和spectral band replication sbr ，音质足可与fm广播媲美。 |
| 8. | Second , a novel algorithm named model predicition ( mp ) is proposed to wipe off spectral correlations of hyperspectral images . mp algorithm finds the linear model of hyperspectral images , in which predictive coefficients are set up that is based on snr . because predictive coefficients include current spectral band , average entropy of the error data is decreased and snr is increased after mp
Mp算法建立了高光谱图像的线性模型,推导出了信噪比意义下的最佳预测系数,由于系数中包含了当前谱带的数据,因此经过mp算法去相关之后,残差图像的平均熵有所降低,同时信噪比提高很多。 |
| 9. | Based on the principle and theoretical mechanism of remote sensing technology and aeromagnetic technique , in combination with the physical properties and adsorption characteristic spectral bands of iron oxides which widely occur in nature , this paper advances a new opinion concerning the integrated application of remote sensing technology and aeromagnetic technique in the field of geosciences
摘要依据遥感和航磁技术的方法原理及理论机制，结合广泛赋存于自然界岩石中的铁氧化物之磁性与光谱吸收特徵谱带的研究分析，提出在地学领域中综合应用遥感与航磁技术方法的新认识。 |
| 10. | Because of modis predominant space and spectral differentiate rate , it ’ s has been broadly applied to various field , in the aspect of snow monitoring , modis has been successfully using a normalized difference snow index ( ndsi ) to provide global automated binary maps of snow cover . the ndsi is a spectral ratio that takes advantage of the spectral difference of snow in short - wave infrared and visible spectral bands , although it has higher precision , it can only discern one pixel to snow or other features , can not satisfy accurate drainage basin snow cover mapping and snow parameter extracting
Modis数据因其优越的空间分辨率、波谱分辨率,已被广泛的运用于各个领域,在积雪监测方面,已成功地运用归一化差分雪盖指数( ndsi )制作每天的全球雪盖分布图, ndsi是基于雪对可见光与近红外波段的反射特性和反射差相对大小的一种测量方法,然而它只能将一个像元辨别为积雪或非积雪,满足不了高精度应用要求。 |
