Results show that, the functional effects of the same material varied doping structure responding to the incident photon of different wavebands are different from each other. 研究发现,同一阴极材料对不同波段的入射光,其掺杂结构产生的作用效果各不相同。
Lossless Compression Based on Searching the Optimal Couple Prediction Wavebands for Hyperspectral Image 基于搜索最优双预测波段的超光谱遥感图像无损压缩
Crucially, different situations need data collected in different wavebands. 关键在于,不同的情况需要在不同波段收集的数据。
Warhead enveloping-ball and its application on penetration in infrared wavebands 弹头包络球在红外突防中的应用研究
Partial radiation pyrometers are sensitive to narrow selective wavebands. 部分辐射高温计在窄的选择波段上是灵敏的。
Research on Penetration of Ballistic Missile in Infrared Wavebands 弹道导弹在红外波段的突防措施研究
Comprehensive test technology of pulsed laser peak power in common wavebands 几种常见波段脉冲激光峰值功率综合测试技术研究
According to above mentioned method, in this paper, the influence on the accurately measuring result of the undulation of target object emittance and environment emittance have been analyzed. Also, we discuss the effect of wavebands between different infrared radiometers. 针对这种方法,分析了目标物体、环境的出射辐照度的波动对比辐射率精确测定的影响,讨论了不同辐射计滤光波段对计算的影响;
The technical idea of microwave communication systems design using cordwood structure is discussed. The design examples of communication systems in decimetre, centimetre and millimetre wavebands are also introduced. 本文论述了采用积木式结构设计微波系统的技术思想,并介绍了分米波、厘米波和毫米波通信系统的设计实例。
The Design of Cassegrain Optic System for Double Infrared Wavebands 红外双波段卡塞格林光学系统设计
In thls paper, a method of radiation calibration for visible and near infrared wavebands of Scanning Radiometer is introduced. 本文提出了一种扫描辐射计可见、近红外通道的辐射定标方法。
Compared with multispectral remote sensing, hyperspectral remote sensing has many advantages, such as high spectral resolution, many wavebands, good continuity of wavebands and considerable contents of spectral information. 与常规遥感相比,高光谱遥感具有光谱分辨率高(波段宽度<10nm)、波段多(几十至几百个波段)、连续性强、信息量丰富等特点。
A new kind of multi-mirror quasi-optical cavity, which is free from mode concentration and able to operate at MM-submillimeter wavebands effectively, is proposed and analysed. 本文提出并分析了一种新型多反射镜准光学谐振腔。该类谐振腔消除了模式浓缩现象,所以能有效地工作在毫米波和亚毫米波频段。
Based on the results of the contrast of star to sky background in daytime, the detectable stellar magnitude limits are computed and analyzed as functions of observing heights, solar zeniths angle, wavebands and stellar spectral types for 3 °× 3 ° field of view. 根据恒星和白天大气背景辐射的对比度,计算和分析了3°×3°视场下,可探测星等极限值随观测高度、太阳天顶角、波段和恒星光谱类型的变化情况。
Observational data in the radio, X-ray and optical wavebands provide the reliable evidences that the interaction between flare coronal loops can lead to the onset of solar flares. 在观测上,无论在射电波段,或者X射线和光学波段的观测都提供了一些可靠的证据,说明耀斑冕环的相互作用可能导致耀斑的产生。
The Infrared Background Radiation at Submillimeter Wavebands 亚毫米波段的红外背景
The best wavebands, the classification functions and classification flow diagrams for five kinds of targets are determined. 进而提出了识别植被、土壤、水、冰雪和云等五类目标的最佳波段和分类函数及分类流程图,得到了很高的分类精度。
Based on the fact that the emissivity function of a continuous-radiation object is usually monotonic in a short-band, a tri-waveband method for temperature measurement is established, namely choosing three irrelevant wavebands to formulate measurement equation. 针对有限短波段内连续辐射物体的发射率通常具有单调性这个事实,提出波段辐射测量方法,即选择三个非相关波段构造测量方程。
High spectral resolution ( Hyperspectral) remote sensing, which is based on spectroscopy, refers to use many narrow electromagnetic wavebands to detect the spectral reflectance of our interesting objects. 高光谱分辨率遥感(HyperspectralRemoteSensing,简称高光谱遥感)是指利用很多很窄的电磁波波段从感兴趣的物体获取有关光谱数据,其基础是光谱学。
Results showed that the spectral reflection curves of the tested soils changed in shape to a certain extent, with the spectrum reflectance increasing significantly either over all wavebands or at individual wavebands after the soils were cleared soil organic matter. 结果表明,去除土壤有机质以后,供试土壤的光谱反射曲线形态均有一定的变化,土壤的光谱反射率不管在全波段还是在分波段都有明显的增加;
We get the optical rotatory dispersion curves and the fitting formula at the three wavebands. 得到了各波段对应的旋光色散曲线和拟合公式。
For the trace elements Fe, the prediction accuracy based on full wavelengths was higher than using characteristic wavebands, higher than model with characteristic wavelengths. 对于微量元素铁,基于全波段的模型预测精度要高于采用多波段的模型,高于采用多波长的模型。
PLS models were established based on the full wavelengths, characteristic wavebands, and characteristic wavelengths to distinguish the infected rice leaves. The results showed that, the model with full wavelengths had the highest identification rate. 采用PLS建立了全波段、多波段和多波长的水稻稻瘟病病变叶片的鉴别模型,结果显示:采用全波段建模,模型的鉴别率最高,高于采用特征波段和特征波长所建的模型。
Many wavebands and wavelength that do not need to be switched are connected to OXC in the current MG-OXC. This wastes many ports of MG-OXC. 现有的多粒度光交换连接把不需要交换的波带/波长连接到光交叉连接中,造成了光交叉连接的端口的浪费。
Furthermore, different wavebands of PAR showed discrepant effects on the growth and photosynthesis, blue and red light was more effective for its growth too. 不同波段的可见光对细胞的生长和光合作用也产生了不同影响,也是蓝光和红色光对生长最有效。
So, in the selection of wavebands, a low frequency is necessary. 因此,在频段选择中,必须选择一个较低的雷达频点以满足动态范围的要求。
The primary task of crop growth spectral monitoring is to determine sensitive wavebands and characteristic parameters for reflecting crop growth status, and establish quantitative relationship between agronomic variables and spectral indices. 作物生长光谱监测的主要任务是要确立能够反映作物生长状态的敏感波段和特征指数,并建立光谱指数与农学参数之间的定量关系。
With the development of the infrared focal array plane, it could respond two wavebands at the same time have come out. It is possible to develop the dual-band infrared imaging guidance. 随着红外焦平面阵列的发展和可同时响应两个红外波段的焦平面阵列问世,使红外双波段成像制导成为可能。